20375372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2111}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 37847040

約数和(自身を除く): 17471668

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2111, 2413, 4222, 4826, 8444, 9652, 40109, 80218, 160436, 268097, 536194, 1072388, 5093843, 10187686, 20375372]

約数ペア:

[(1, 20375372), (2, 10187686), (4, 5093843), (19, 1072388), (38, 536194), (76, 268097), (127, 160436), (254, 80218), (508, 40109), (2111, 9652), (2413, 8444), (4222, 4826)]