20208448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 56

約数和(自身を含む): 43781472

約数和(自身を除く): 23573024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 208, 214, 227, 416, 428, 454, 832, 856, 908, 1391, 1712, 1816, 2782, 2951, 3424, 3632, 5564, 5902, 6848, 7264, 11128, 11804, 14528, 22256, 23608, 24289, 44512, 47216, 48578, 89024, 94432, 97156, 188864, 194312, 315757, 388624, 631514, 777248, 1263028, 1554496, 2526056, 5052112, 10104224, 20208448]

約数ペア:

[(1, 20208448), (2, 10104224), (4, 5052112), (8, 2526056), (13, 1554496), (16, 1263028), (26, 777248), (32, 631514), (52, 388624), (64, 315757), (104, 194312), (107, 188864), (208, 97156), (214, 94432), (227, 89024), (416, 48578), (428, 47216), (454, 44512), (832, 24289), (856, 23608), (908, 22256), (1391, 14528), (1712, 11804), (1816, 11128), (2782, 7264), (2951, 6848), (3424, 5902), (3632, 5564)]