19166973544

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 40046832000

約数和(自身を除く): 20879858456

約数列:

[1, 2, 4, 8, 17, 34, 37, 67, 68, 74, 134, 136, 139, 148, 268, 278, 296, 409, 536, 556, 629, 818, 1112, 1139, 1258, 1636, 2278, 2363, 2479, 2516, 3272, 4556, 4726, 4958, 5032, 5143, 6953, 9112, 9313, 9452, 9916, 10286, 13906, 15133, 18626, 18904, 19832, 20572, 27403, 27812, 30266, 37252, 41144, 42143, 54806, 55624, 56851, 60532, 74504, 84286, 87431, 109612, 113702, 121064, 158321, 168572, 174862, 219224, 227404, 257261, 316642, 337144, 344581, 349724, 454808, 465851, 514522, 633284, 689162, 699448, 931702, 966467, 1013911, 1029044, 1266568, 1378324, 1863404, 1932934, 2027822, 2058088, 2103487, 2756648, 3726808, 3809017, 3865868, 4055644, 4206974, 5857877, 7618034, 7731736, 8111288, 8413948, 11715754, 15236068, 16827896, 17236487, 23431508, 30472136, 34472974, 35759279, 46863016, 64753289, 68945948, 71518558, 129506578, 137891896, 140933629, 143037116, 259013156, 281867258, 286074232, 518026312, 563734516, 1127469032, 2395871693, 4791743386, 9583486772, 19166973544]

約数ペア:

[(1, 19166973544), (2, 9583486772), (4, 4791743386), (8, 2395871693), (17, 1127469032), (34, 563734516), (37, 518026312), (67, 286074232), (68, 281867258), (74, 259013156), (134, 143037116), (136, 140933629), (139, 137891896), (148, 129506578), (268, 71518558), (278, 68945948), (296, 64753289), (409, 46863016), (536, 35759279), (556, 34472974), (629, 30472136), (818, 23431508), (1112, 17236487), (1139, 16827896), (1258, 15236068), (1636, 11715754), (2278, 8413948), (2363, 8111288), (2479, 7731736), (2516, 7618034), (3272, 5857877), (4556, 4206974), (4726, 4055644), (4958, 3865868), (5032, 3809017), (5143, 3726808), (6953, 2756648), (9112, 2103487), (9313, 2058088), (9452, 2027822), (9916, 1932934), (10286, 1863404), (13906, 1378324), (15133, 1266568), (18626, 1029044), (18904, 1013911), (19832, 966467), (20572, 931702), (27403, 699448), (27812, 689162), (30266, 633284), (37252, 514522), (41144, 465851), (42143, 454808), (54806, 349724), (55624, 344581), (56851, 337144), (60532, 316642), (74504, 257261), (84286, 227404), (87431, 219224), (109612, 174862), (113702, 168572), (121064, 158321)]