16821870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43133}}^1$

素因数の和:43156

約数の個数: 32

約数和(自身を含む): 43479072

約数和(自身を除く): 26657202

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 43133, 86266, 129399, 215665, 258798, 431330, 560729, 646995, 1121458, 1293990, 1682187, 2803645, 3364374, 5607290, 8410935, 16821870]

約数ペア:

[(1, 16821870), (2, 8410935), (3, 5607290), (5, 3364374), (6, 2803645), (10, 1682187), (13, 1293990), (15, 1121458), (26, 646995), (30, 560729), (39, 431330), (65, 258798), (78, 215665), (130, 129399), (195, 86266), (390, 43133)]