20121124868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1607}}^1$

素因数の和:1714

約数の個数: 144

約数和(自身を含む): 43228442880

約数和(自身を除く): 23107318012

約数列:

[1, 2, 4, 13, 19, 23, 26, 29, 38, 46, 52, 58, 76, 92, 116, 247, 299, 361, 377, 437, 494, 551, 598, 667, 722, 754, 874, 988, 1102, 1196, 1334, 1444, 1508, 1607, 1748, 2204, 2668, 3214, 4693, 5681, 6428, 7163, 8303, 8671, 9386, 10469, 11362, 12673, 14326, 16606, 17342, 18772, 20891, 20938, 22724, 25346, 28652, 30533, 33212, 34684, 36961, 41782, 41876, 46603, 50692, 61066, 73922, 83564, 93206, 107939, 122132, 136097, 147844, 164749, 186412, 215878, 240787, 272194, 329498, 396929, 431756, 480493, 481574, 544388, 580127, 605839, 658996, 702259, 793858, 885457, 960986, 963148, 1071869, 1160254, 1211678, 1404518, 1587716, 1770914, 1921972, 2143738, 2320508, 2423356, 2809036, 3130231, 3541828, 4287476, 6260462, 7541651, 9129367, 11510941, 12520924, 13342921, 13934297, 15083302, 16823683, 18258734, 20365511, 23021882, 26685842, 27868594, 30166604, 33647366, 36517468, 40731022, 46043764, 53371684, 55737188, 67294732, 81462044, 173457973, 218707879, 264751643, 346915946, 386944709, 437415758, 529503286, 693831892, 773889418, 874831516, 1059006572, 1547778836, 5030281217, 10060562434, 20121124868]

約数ペア:

[(1, 20121124868), (2, 10060562434), (4, 5030281217), (13, 1547778836), (19, 1059006572), (23, 874831516), (26, 773889418), (29, 693831892), (38, 529503286), (46, 437415758), (52, 386944709), (58, 346915946), (76, 264751643), (92, 218707879), (116, 173457973), (247, 81462044), (299, 67294732), (361, 55737188), (377, 53371684), (437, 46043764), (494, 40731022), (551, 36517468), (598, 33647366), (667, 30166604), (722, 27868594), (754, 26685842), (874, 23021882), (988, 20365511), (1102, 18258734), (1196, 16823683), (1334, 15083302), (1444, 13934297), (1508, 13342921), (1607, 12520924), (1748, 11510941), (2204, 9129367), (2668, 7541651), (3214, 6260462), (4693, 4287476), (5681, 3541828), (6428, 3130231), (7163, 2809036), (8303, 2423356), (8671, 2320508), (9386, 2143738), (10469, 1921972), (11362, 1770914), (12673, 1587716), (14326, 1404518), (16606, 1211678), (17342, 1160254), (18772, 1071869), (20891, 963148), (20938, 960986), (22724, 885457), (25346, 793858), (28652, 702259), (30533, 658996), (33212, 605839), (34684, 580127), (36961, 544388), (41782, 481574), (41876, 480493), (46603, 431756), (50692, 396929), (61066, 329498), (73922, 272194), (83564, 240787), (93206, 215878), (107939, 186412), (122132, 164749), (136097, 147844)]