1999203759

素因数分解:

$3^2\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{16693}}^1$

素因数の和:18607

約数の個数: 24

約数和(自身を含む): 3302206752

約数和(自身を除く): 1303002993

約数列:

[1, 3, 7, 9, 21, 63, 1901, 5703, 13307, 16693, 17109, 39921, 50079, 116851, 119763, 150237, 350553, 1051659, 31733393, 95200179, 222133751, 285600537, 666401253, 1999203759]

約数ペア:

[(1, 1999203759), (3, 666401253), (7, 285600537), (9, 222133751), (21, 95200179), (63, 31733393), (1901, 1051659), (5703, 350553), (13307, 150237), (16693, 119763), (17109, 116851), (39921, 50079)]