20467074512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{30841}}^1$

素因数の和:30964

約数の個数: 80

約数和(自身を含む): 43598251200

約数和(自身を除く): 23131176688

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 59, 74, 76, 118, 148, 152, 236, 296, 304, 472, 592, 703, 944, 1121, 1406, 2183, 2242, 2812, 4366, 4484, 5624, 8732, 8968, 11248, 17464, 17936, 30841, 34928, 41477, 61682, 82954, 123364, 165908, 246728, 331816, 493456, 585979, 663632, 1141117, 1171958, 1819619, 2282234, 2343916, 3639238, 4564468, 4687832, 7278476, 9128936, 9375664, 14556952, 18257872, 21681223, 29113904, 34572761, 43362446, 67325903, 69145522, 86724892, 134651806, 138291044, 173449784, 269303612, 276582088, 346899568, 538607224, 553164176, 1077214448, 1279192157, 2558384314, 5116768628, 10233537256, 20467074512]

約数ペア:

[(1, 20467074512), (2, 10233537256), (4, 5116768628), (8, 2558384314), (16, 1279192157), (19, 1077214448), (37, 553164176), (38, 538607224), (59, 346899568), (74, 276582088), (76, 269303612), (118, 173449784), (148, 138291044), (152, 134651806), (236, 86724892), (296, 69145522), (304, 67325903), (472, 43362446), (592, 34572761), (703, 29113904), (944, 21681223), (1121, 18257872), (1406, 14556952), (2183, 9375664), (2242, 9128936), (2812, 7278476), (4366, 4687832), (4484, 4564468), (5624, 3639238), (8732, 2343916), (8968, 2282234), (11248, 1819619), (17464, 1171958), (17936, 1141117), (30841, 663632), (34928, 585979), (41477, 493456), (61682, 331816), (82954, 246728), (123364, 165908)]