19261665

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2339}}^1$

素因数の和:2414

約数の個数: 32

約数和(自身を含む): 34819200

約数和(自身を除く): 15557535

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2339, 2745, 7017, 8235, 11695, 21051, 35085, 63153, 105255, 142679, 315765, 428037, 713395, 1284111, 2140185, 3852333, 6420555, 19261665]

約数ペア:

[(1, 19261665), (3, 6420555), (5, 3852333), (9, 2140185), (15, 1284111), (27, 713395), (45, 428037), (61, 315765), (135, 142679), (183, 105255), (305, 63153), (549, 35085), (915, 21051), (1647, 11695), (2339, 8235), (2745, 7017)]