20853378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 36804222

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 29, 39, 42, 58, 63, 78, 87, 91, 117, 126, 174, 182, 203, 234, 261, 273, 377, 406, 439, 522, 546, 609, 754, 819, 878, 1131, 1218, 1317, 1638, 1827, 2262, 2634, 2639, 3073, 3393, 3654, 3951, 5278, 5707, 6146, 6786, 7902, 7917, 9219, 11414, 12731, 15834, 17121, 18438, 23751, 25462, 27657, 34242, 38193, 39949, 47502, 51363, 55314, 76386, 79898, 89117, 102726, 114579, 119847, 165503, 178234, 229158, 239694, 267351, 331006, 359541, 496509, 534702, 719082, 802053, 993018, 1158521, 1489527, 1604106, 2317042, 2979054, 3475563, 6951126, 10426689, 20853378]

約数ペア:

[(1, 20853378), (2, 10426689), (3, 6951126), (6, 3475563), (7, 2979054), (9, 2317042), (13, 1604106), (14, 1489527), (18, 1158521), (21, 993018), (26, 802053), (29, 719082), (39, 534702), (42, 496509), (58, 359541), (63, 331006), (78, 267351), (87, 239694), (91, 229158), (117, 178234), (126, 165503), (174, 119847), (182, 114579), (203, 102726), (234, 89117), (261, 79898), (273, 76386), (377, 55314), (406, 51363), (439, 47502), (522, 39949), (546, 38193), (609, 34242), (754, 27657), (819, 25462), (878, 23751), (1131, 18438), (1218, 17121), (1317, 15834), (1638, 12731), (1827, 11414), (2262, 9219), (2634, 7917), (2639, 7902), (3073, 6786), (3393, 6146), (3654, 5707), (3951, 5278)]