15706388

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 29603700

約数和(自身を除く): 13897312

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 149, 292, 298, 361, 596, 722, 1387, 1444, 2774, 2831, 5548, 5662, 10877, 11324, 21754, 26353, 43508, 52706, 53789, 105412, 107578, 206663, 215156, 413326, 826652, 3926597, 7853194, 15706388]

約数ペア:

[(1, 15706388), (2, 7853194), (4, 3926597), (19, 826652), (38, 413326), (73, 215156), (76, 206663), (146, 107578), (149, 105412), (292, 53789), (298, 52706), (361, 43508), (596, 26353), (722, 21754), (1387, 11324), (1444, 10877), (2774, 5662), (2831, 5548)]