19428291207

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1419263}}^1$

素因数の和:1419301

約数の個数: 30

約数和(自身を含む): 31426762752

約数和(自身を除く): 11998471545

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1521, 4563, 13689, 1419263, 4257789, 12773367, 18450419, 38320101, 55351257, 114960303, 166053771, 239855447, 498161313, 719566341, 1494483939, 2158699023, 6476097069, 19428291207]

約数ペア:

[(1, 19428291207), (3, 6476097069), (9, 2158699023), (13, 1494483939), (27, 719566341), (39, 498161313), (81, 239855447), (117, 166053771), (169, 114960303), (351, 55351257), (507, 38320101), (1053, 18450419), (1521, 12773367), (4563, 4257789), (13689, 1419263)]