20303932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 41328000

約数和(自身を除く): 21024068

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 149, 163, 209, 298, 326, 418, 596, 652, 836, 1639, 1793, 2831, 3097, 3278, 3586, 5662, 6194, 6556, 7172, 11324, 12388, 24287, 31141, 34067, 48574, 62282, 68134, 97148, 124564, 136268, 267157, 461453, 534314, 922906, 1068628, 1845812, 5075983, 10151966, 20303932]

約数ペア:

[(1, 20303932), (2, 10151966), (4, 5075983), (11, 1845812), (19, 1068628), (22, 922906), (38, 534314), (44, 461453), (76, 267157), (149, 136268), (163, 124564), (209, 97148), (298, 68134), (326, 62282), (418, 48574), (596, 34067), (652, 31141), (836, 24287), (1639, 12388), (1793, 11324), (2831, 7172), (3097, 6556), (3278, 6194), (3586, 5662)]