201225428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{23431}}^1$

素因数の和:23567

約数の個数: 24

約数和(自身を含む): 373974720

約数和(自身を除く): 172749292

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 4294, 8588, 23431, 46862, 93724, 445189, 890378, 1780756, 2647703, 5295406, 10590812, 50306357, 100612714, 201225428]

約数ペア:

[(1, 201225428), (2, 100612714), (4, 50306357), (19, 10590812), (38, 5295406), (76, 2647703), (113, 1780756), (226, 890378), (452, 445189), (2147, 93724), (4294, 46862), (8588, 23431)]