19754996

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 35303520

約数和(自身を除く): 15548524

約数列:

[1, 2, 4, 83, 157, 166, 314, 332, 379, 628, 758, 1516, 13031, 26062, 31457, 52124, 59503, 62914, 119006, 125828, 238012, 4938749, 9877498, 19754996]

約数ペア:

[(1, 19754996), (2, 9877498), (4, 4938749), (83, 238012), (157, 125828), (166, 119006), (314, 62914), (332, 59503), (379, 52124), (628, 31457), (758, 26062), (1516, 13031)]