18804901635

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1691849}}^1$

素因数の和:1691892

約数の個数: 48

約数和(自身を含む): 36950004000

約数和(自身を除く): 18145102365

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 1691849, 5075547, 8459245, 15226641, 21994037, 25377735, 32145131, 65982111, 76133205, 96435393, 109970185, 160725655, 197946333, 289306179, 329910555, 417886703, 482176965, 989731665, 1253660109, 1446530895, 2089433515, 3760980327, 6268300545, 18804901635]

約数ペア:

[(1, 18804901635), (3, 6268300545), (5, 3760980327), (9, 2089433515), (13, 1446530895), (15, 1253660109), (19, 989731665), (39, 482176965), (45, 417886703), (57, 329910555), (65, 289306179), (95, 197946333), (117, 160725655), (171, 109970185), (195, 96435393), (247, 76133205), (285, 65982111), (585, 32145131), (741, 25377735), (855, 21994037), (1235, 15226641), (2223, 8459245), (3705, 5075547), (11115, 1691849)]