20782648

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1867

約数の個数: 32

約数和(自身を含む): 41103360

約数和(自身を除く): 20320712

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 248, 376, 1457, 1783, 2914, 3566, 5828, 7132, 11656, 14264, 55273, 83801, 110546, 167602, 221092, 335204, 442184, 670408, 2597831, 5195662, 10391324, 20782648]

約数ペア:

[(1, 20782648), (2, 10391324), (4, 5195662), (8, 2597831), (31, 670408), (47, 442184), (62, 335204), (94, 221092), (124, 167602), (188, 110546), (248, 83801), (376, 55273), (1457, 14264), (1783, 11656), (2914, 7132), (3566, 5828)]