20346538064

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3643721}}^1$

素因数の和:3644078

約数の個数: 20

約数和(自身を含む): 39534383700

約数和(自身を除く): 19187845636

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 3643721, 7287442, 14574884, 29149768, 58299536, 1271658629, 2543317258, 5086634516, 10173269032, 20346538064]

約数ペア:

[(1, 20346538064), (2, 10173269032), (4, 5086634516), (8, 2543317258), (16, 1271658629), (349, 58299536), (698, 29149768), (1396, 14574884), (2792, 7287442), (5584, 3643721)]