20178288862

素因数分解:

$2^1\times {\mathrm{79}}^2\times {\mathrm{83}}^1\times {\mathrm{19477}}^1$

素因数の和:19720

約数の個数: 24

約数和(自身を含む): 31026350376

約数和(自身を除く): 10848061514

約数列:

[1, 2, 79, 83, 158, 166, 6241, 6557, 12482, 13114, 19477, 38954, 518003, 1036006, 1538683, 1616591, 3077366, 3233182, 121555957, 127710689, 243111914, 255421378, 10089144431, 20178288862]

約数ペア:

[(1, 20178288862), (2, 10089144431), (79, 255421378), (83, 243111914), (158, 127710689), (166, 121555957), (6241, 3233182), (6557, 3077366), (12482, 1616591), (13114, 1538683), (19477, 1036006), (38954, 518003)]