189397928

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{65581}}^1$

素因数の和:65625

約数の個数: 24

約数和(自身を含む): 374801130

約数和(自身を除く): 185403202

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 65581, 131162, 262324, 524648, 1246039, 2492078, 4984156, 9968312, 23674741, 47349482, 94698964, 189397928]

約数ペア:

[(1, 189397928), (2, 94698964), (4, 47349482), (8, 23674741), (19, 9968312), (38, 4984156), (76, 2492078), (152, 1246039), (361, 524648), (722, 262324), (1444, 131162), (2888, 65581)]