20511686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 34237728

約数和(自身を除く): 13726042

約数列:

[1, 2, 13, 26, 73, 101, 107, 146, 202, 214, 949, 1313, 1391, 1898, 2626, 2782, 7373, 7811, 10807, 14746, 15622, 21614, 95849, 101543, 140491, 191698, 203086, 280982, 788911, 1577822, 10255843, 20511686]

約数ペア:

[(1, 20511686), (2, 10255843), (13, 1577822), (26, 788911), (73, 280982), (101, 203086), (107, 191698), (146, 140491), (202, 101543), (214, 95849), (949, 21614), (1313, 15622), (1391, 14746), (1898, 10807), (2626, 7811), (2782, 7373)]