20343721509

素因数分解:

$3^3\times {\mathrm{547}}^1\times {\mathrm{557}}^1\times {\mathrm{2473}}^1$

素因数の和:3586

約数の個数: 32

約数和(自身を含む): 30260384640

約数和(自身を除く): 9916663131

約数列:

[1, 3, 9, 27, 547, 557, 1641, 1671, 2473, 4923, 5013, 7419, 14769, 15039, 22257, 66771, 304679, 914037, 1352731, 1377461, 2742111, 4058193, 4132383, 8226333, 12174579, 12397149, 36523737, 37191447, 753471167, 2260413501, 6781240503, 20343721509]

約数ペア:

[(1, 20343721509), (3, 6781240503), (9, 2260413501), (27, 753471167), (547, 37191447), (557, 36523737), (1641, 12397149), (1671, 12174579), (2473, 8226333), (4923, 4132383), (5013, 4058193), (7419, 2742111), (14769, 1377461), (15039, 1352731), (22257, 914037), (66771, 304679)]