19802535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 14204505

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 983, 1185, 1343, 2949, 4029, 4915, 6715, 14745, 16711, 20145, 50133, 77657, 83555, 232971, 250665, 388285, 1164855, 1320169, 3960507, 6600845, 19802535]

約数ペア:

[(1, 19802535), (3, 6600845), (5, 3960507), (15, 1320169), (17, 1164855), (51, 388285), (79, 250665), (85, 232971), (237, 83555), (255, 77657), (395, 50133), (983, 20145), (1185, 16711), (1343, 14745), (2949, 6715), (4029, 4915)]