20672448

素因数分解:

$2^6\times 3^1\times {\mathrm{67}}^1\times {\mathrm{1607}}^1$

素因数の和:1689

約数の個数: 56

約数和(自身を含む): 55546752

約数和(自身を除く): 34874304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 134, 192, 201, 268, 402, 536, 804, 1072, 1607, 1608, 2144, 3214, 3216, 4288, 4821, 6428, 6432, 9642, 12856, 12864, 19284, 25712, 38568, 51424, 77136, 102848, 107669, 154272, 215338, 308544, 323007, 430676, 646014, 861352, 1292028, 1722704, 2584056, 3445408, 5168112, 6890816, 10336224, 20672448]

約数ペア:

[(1, 20672448), (2, 10336224), (3, 6890816), (4, 5168112), (6, 3445408), (8, 2584056), (12, 1722704), (16, 1292028), (24, 861352), (32, 646014), (48, 430676), (64, 323007), (67, 308544), (96, 215338), (134, 154272), (192, 107669), (201, 102848), (268, 77136), (402, 51424), (536, 38568), (804, 25712), (1072, 19284), (1607, 12864), (1608, 12856), (2144, 9642), (3214, 6432), (3216, 6428), (4288, 4821)]