201960728

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{69931}}^1$

素因数の和:69975

約数の個数: 24

約数和(自身を含む): 399661380

約数和(自身を除く): 197700652

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 69931, 139862, 279724, 559448, 1328689, 2657378, 5314756, 10629512, 25245091, 50490182, 100980364, 201960728]

約数ペア:

[(1, 201960728), (2, 100980364), (4, 50490182), (8, 25245091), (19, 10629512), (38, 5314756), (76, 2657378), (152, 1328689), (361, 559448), (722, 279724), (1444, 139862), (2888, 69931)]