669220624

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{256603}}^1$

素因数の和:256774

約数の個数: 20

約数和(自身を含む): 1304574736

約数和(自身を除く): 635354112

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 256603, 513206, 1026412, 2052824, 4105648, 41826289, 83652578, 167305156, 334610312, 669220624]

約数ペア:

[(1, 669220624), (2, 334610312), (4, 167305156), (8, 83652578), (16, 41826289), (163, 4105648), (326, 2052824), (652, 1026412), (1304, 513206), (2608, 256603)]