25620664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2309}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 51282000

約数和(自身を除く): 25661336

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2309, 2774, 4618, 5548, 9236, 11096, 18472, 43871, 87742, 168557, 175484, 337114, 350968, 674228, 1348456, 3202583, 6405166, 12810332, 25620664]

約数ペア:

[(1, 25620664), (2, 12810332), (4, 6405166), (8, 3202583), (19, 1348456), (38, 674228), (73, 350968), (76, 337114), (146, 175484), (152, 168557), (292, 87742), (584, 43871), (1387, 18472), (2309, 11096), (2774, 9236), (4618, 5548)]