18915664077

素因数分解:

$3^6\times {\mathrm{419}}^1\times {\mathrm{61927}}^1$

素因数の和:62364

約数の個数: 28

約数和(自身を含む): 28428667680

約数和(自身を除く): 9513003603

約数列:

[1, 3, 9, 27, 81, 243, 419, 729, 1257, 3771, 11313, 33939, 61927, 101817, 185781, 305451, 557343, 1672029, 5016087, 15048261, 25947413, 45144783, 77842239, 233526717, 700580151, 2101740453, 6305221359, 18915664077]

約数ペア:

[(1, 18915664077), (3, 6305221359), (9, 2101740453), (27, 700580151), (81, 233526717), (243, 77842239), (419, 45144783), (729, 25947413), (1257, 15048261), (3771, 5016087), (11313, 1672029), (33939, 557343), (61927, 305451), (101817, 185781)]