19963456

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{4273}}^1$

素因数の和:4358

約数の個数: 28

約数和(自身を含む): 40167052

約数和(自身を除く): 20203596

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 292, 584, 1168, 2336, 4273, 4672, 8546, 17092, 34184, 68368, 136736, 273472, 311929, 623858, 1247716, 2495432, 4990864, 9981728, 19963456]

約数ペア:

[(1, 19963456), (2, 9981728), (4, 4990864), (8, 2495432), (16, 1247716), (32, 623858), (64, 311929), (73, 273472), (146, 136736), (292, 68368), (584, 34184), (1168, 17092), (2336, 8546), (4273, 4672)]