20147019256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{40519}}^1$

素因数の和:41228

約数の個数: 64

約数和(自身を含む): 46562342400

約数和(自身を除く): 26415323144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 683, 728, 1366, 2732, 4781, 5464, 8879, 9562, 17758, 19124, 35516, 38248, 40519, 62153, 71032, 81038, 124306, 162076, 248612, 283633, 324152, 497224, 526747, 567266, 1053494, 1134532, 2106988, 2269064, 3687229, 4213976, 7374458, 14748916, 27674477, 29497832, 55348954, 110697908, 193721339, 221395816, 359768201, 387442678, 719536402, 774885356, 1439072804, 1549770712, 2518377407, 2878145608, 5036754814, 10073509628, 20147019256]

約数ペア:

[(1, 20147019256), (2, 10073509628), (4, 5036754814), (7, 2878145608), (8, 2518377407), (13, 1549770712), (14, 1439072804), (26, 774885356), (28, 719536402), (52, 387442678), (56, 359768201), (91, 221395816), (104, 193721339), (182, 110697908), (364, 55348954), (683, 29497832), (728, 27674477), (1366, 14748916), (2732, 7374458), (4781, 4213976), (5464, 3687229), (8879, 2269064), (9562, 2106988), (17758, 1134532), (19124, 1053494), (35516, 567266), (38248, 526747), (40519, 497224), (62153, 324152), (71032, 283633), (81038, 248612), (124306, 162076)]