20039535

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1879}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 36096000

約数和(自身を除く): 16056465

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 1879, 2133, 3555, 5637, 9395, 10665, 16911, 28185, 50733, 84555, 148441, 253665, 445323, 742205, 1335969, 2226615, 4007907, 6679845, 20039535]

約数ペア:

[(1, 20039535), (3, 6679845), (5, 4007907), (9, 2226615), (15, 1335969), (27, 742205), (45, 445323), (79, 253665), (135, 148441), (237, 84555), (395, 50733), (711, 28185), (1185, 16911), (1879, 10665), (2133, 9395), (3555, 5637)]