20320724

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 36418368

約数和(自身を除く): 16097644

約数列:

[1, 2, 4, 83, 97, 166, 194, 332, 388, 631, 1262, 2524, 8051, 16102, 32204, 52373, 61207, 104746, 122414, 209492, 244828, 5080181, 10160362, 20320724]

約数ペア:

[(1, 20320724), (2, 10160362), (4, 5080181), (83, 244828), (97, 209492), (166, 122414), (194, 104746), (332, 61207), (388, 52373), (631, 32204), (1262, 16102), (2524, 8051)]