13120208

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{12239}}^1$

素因数の和:12314

約数の個数: 20

約数和(自身を含む): 25801920

約数和(自身を除く): 12681712

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 12239, 24478, 48956, 97912, 195824, 820013, 1640026, 3280052, 6560104, 13120208]

約数ペア:

[(1, 13120208), (2, 6560104), (4, 3280052), (8, 1640026), (16, 820013), (67, 195824), (134, 97912), (268, 48956), (536, 24478), (1072, 12239)]