20116975438

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 37809192960

約数和(自身を除く): 17692217522

約数列:

[1, 2, 7, 14, 23, 46, 47, 73, 94, 131, 139, 146, 161, 262, 278, 322, 329, 511, 658, 917, 973, 1022, 1081, 1679, 1834, 1946, 2162, 3013, 3197, 3358, 3431, 6026, 6157, 6394, 6533, 6862, 7567, 9563, 10147, 11753, 12314, 13066, 15134, 18209, 19126, 20294, 21091, 22379, 23506, 24017, 36418, 42182, 43099, 44758, 45731, 48034, 66941, 71029, 78913, 86198, 91462, 127463, 133882, 141611, 142058, 150259, 157826, 219949, 233381, 254926, 283222, 300518, 418807, 439898, 449461, 466762, 476909, 552391, 837614, 855823, 898922, 953818, 991277, 1051813, 1104782, 1329257, 1539643, 1633667, 1711646, 1982554, 2103626, 2658514, 2931649, 3079286, 3146227, 3267334, 3338363, 5863298, 5990761, 6292454, 6676726, 9304799, 10337603, 10968907, 11981522, 18609598, 19683929, 20675206, 21937814, 30572911, 39367858, 61145822, 62475079, 72363221, 76782349, 124950158, 137787503, 144726442, 153564698, 214010377, 275575006, 428020754, 437325553, 874651106, 1436926817, 2873853634, 10058487719, 20116975438]

約数ペア:

[(1, 20116975438), (2, 10058487719), (7, 2873853634), (14, 1436926817), (23, 874651106), (46, 437325553), (47, 428020754), (73, 275575006), (94, 214010377), (131, 153564698), (139, 144726442), (146, 137787503), (161, 124950158), (262, 76782349), (278, 72363221), (322, 62475079), (329, 61145822), (511, 39367858), (658, 30572911), (917, 21937814), (973, 20675206), (1022, 19683929), (1081, 18609598), (1679, 11981522), (1834, 10968907), (1946, 10337603), (2162, 9304799), (3013, 6676726), (3197, 6292454), (3358, 5990761), (3431, 5863298), (6026, 3338363), (6157, 3267334), (6394, 3146227), (6533, 3079286), (6862, 2931649), (7567, 2658514), (9563, 2103626), (10147, 1982554), (11753, 1711646), (12314, 1633667), (13066, 1539643), (15134, 1329257), (18209, 1104782), (19126, 1051813), (20294, 991277), (21091, 953818), (22379, 898922), (23506, 855823), (24017, 837614), (36418, 552391), (42182, 476909), (43099, 466762), (44758, 449461), (45731, 439898), (48034, 418807), (66941, 300518), (71029, 283222), (78913, 254926), (86198, 233381), (91462, 219949), (127463, 157826), (133882, 150259), (141611, 142058)]