20715643298

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1\times {\mathrm{22937}}^1$

素因数の和:25058

約数の個数: 32

約数和(自身を含む): 36677311488

約数和(自身を除く): 15961668190

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 2081, 4162, 14567, 22937, 29134, 45874, 64511, 129022, 160559, 321118, 451577, 711047, 903154, 1422094, 4977329, 9954658, 47731897, 95463794, 334123279, 668246558, 1479688807, 2959377614, 10357821649, 20715643298]

約数ペア:

[(1, 20715643298), (2, 10357821649), (7, 2959377614), (14, 1479688807), (31, 668246558), (62, 334123279), (217, 95463794), (434, 47731897), (2081, 9954658), (4162, 4977329), (14567, 1422094), (22937, 903154), (29134, 711047), (45874, 451577), (64511, 321118), (129022, 160559)]