20902528

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{2237}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 42231060

約数和(自身を除く): 21328532

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2237, 2336, 4474, 4672, 8948, 9344, 17896, 35792, 71584, 143168, 163301, 286336, 326602, 653204, 1306408, 2612816, 5225632, 10451264, 20902528]

約数ペア:

[(1, 20902528), (2, 10451264), (4, 5225632), (8, 2612816), (16, 1306408), (32, 653204), (64, 326602), (73, 286336), (128, 163301), (146, 143168), (292, 71584), (584, 35792), (1168, 17896), (2237, 9344), (2336, 8948), (4474, 4672)]