20355904

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{4357}}^1$

素因数の和:4442

約数の個数: 28

約数和(自身を含む): 40956484

約数和(自身を除く): 20600580

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 292, 584, 1168, 2336, 4357, 4672, 8714, 17428, 34856, 69712, 139424, 278848, 318061, 636122, 1272244, 2544488, 5088976, 10177952, 20355904]

約数ペア:

[(1, 20355904), (2, 10177952), (4, 5088976), (8, 2544488), (16, 1272244), (32, 636122), (64, 318061), (73, 278848), (146, 139424), (292, 69712), (584, 34856), (1168, 17428), (2336, 8714), (4357, 4672)]