20264725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2711}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 28248192

約数和(自身を除く): 7983467

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2711, 7475, 13555, 35243, 62353, 67775, 176215, 311765, 810589, 881075, 1558825, 4052945, 20264725]

約数ペア:

[(1, 20264725), (5, 4052945), (13, 1558825), (23, 881075), (25, 810589), (65, 311765), (115, 176215), (299, 67775), (325, 62353), (575, 35243), (1495, 13555), (2711, 7475)]