16646672

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1288

約数の個数: 60

約数和(自身を含む): 39757500

約数和(自身を除く): 23110828

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1249, 1666, 1904, 2498, 3332, 4996, 6664, 8743, 9992, 13328, 17486, 19984, 21233, 34972, 42466, 61201, 69944, 84932, 122402, 139888, 148631, 169864, 244804, 297262, 339728, 489608, 594524, 979216, 1040417, 1189048, 2080834, 2378096, 4161668, 8323336, 16646672]

約数ペア:

[(1, 16646672), (2, 8323336), (4, 4161668), (7, 2378096), (8, 2080834), (14, 1189048), (16, 1040417), (17, 979216), (28, 594524), (34, 489608), (49, 339728), (56, 297262), (68, 244804), (98, 169864), (112, 148631), (119, 139888), (136, 122402), (196, 84932), (238, 69944), (272, 61201), (392, 42466), (476, 34972), (784, 21233), (833, 19984), (952, 17486), (1249, 13328), (1666, 9992), (1904, 8743), (2498, 6664), (3332, 4996)]