20294798615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{564607}}^1$

素因数の和:564711

約数の個数: 32

約数和(自身を含む): 30353326080

約数和(自身を除く): 10058527465

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 2765, 5135, 7189, 35945, 564607, 2823035, 3952249, 7339891, 19761245, 36699455, 44603953, 51379237, 223019765, 256896185, 312227671, 579851389, 1561138355, 2899256945, 4058959723, 20294798615]

約数ペア:

[(1, 20294798615), (5, 4058959723), (7, 2899256945), (13, 1561138355), (35, 579851389), (65, 312227671), (79, 256896185), (91, 223019765), (395, 51379237), (455, 44603953), (553, 36699455), (1027, 19761245), (2765, 7339891), (5135, 3952249), (7189, 2823035), (35945, 564607)]