20728880107265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19801}}^1\times {\mathrm{19033823}}^1$

素因数の和:19053640

約数の個数: 16

約数和(自身を含む): 27137360365056

約数和(自身を除く): 6408480257791

約数列:

[1, 5, 11, 55, 19801, 99005, 217811, 1089055, 19033823, 95169115, 209372053, 1046860265, 376888729223, 1884443646115, 4145776021453, 20728880107265]

約数ペア:

[(1, 20728880107265), (5, 4145776021453), (11, 1884443646115), (55, 376888729223), (19801, 1046860265), (99005, 209372053), (217811, 95169115), (1089055, 19033823)]