20484312

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12739}}^1$

素因数の和:12815

約数の個数: 32

約数和(自身を含む): 51979200

約数和(自身を除く): 31494888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 12739, 25478, 38217, 50956, 76434, 101912, 152868, 305736, 853513, 1707026, 2560539, 3414052, 5121078, 6828104, 10242156, 20484312]

約数ペア:

[(1, 20484312), (2, 10242156), (3, 6828104), (4, 5121078), (6, 3414052), (8, 2560539), (12, 1707026), (24, 853513), (67, 305736), (134, 152868), (201, 101912), (268, 76434), (402, 50956), (536, 38217), (804, 25478), (1608, 12739)]