19625552

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{29917}}^1$

素因数の和:29966

約数の個数: 20

約数和(自身を含む): 38953236

約数和(自身を除く): 19327684

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 29917, 59834, 119668, 239336, 478672, 1226597, 2453194, 4906388, 9812776, 19625552]

約数ペア:

[(1, 19625552), (2, 9812776), (4, 4906388), (8, 2453194), (16, 1226597), (41, 478672), (82, 239336), (164, 119668), (328, 59834), (656, 29917)]