20338746

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 41532480

約数和(自身を除く): 21193734

約数列:

[1, 2, 3, 6, 109, 137, 218, 227, 274, 327, 411, 454, 654, 681, 822, 1362, 14933, 24743, 29866, 31099, 44799, 49486, 62198, 74229, 89598, 93297, 148458, 186594, 3389791, 6779582, 10169373, 20338746]

約数ペア:

[(1, 20338746), (2, 10169373), (3, 6779582), (6, 3389791), (109, 186594), (137, 148458), (218, 93297), (227, 89598), (274, 74229), (327, 62198), (411, 49486), (454, 44799), (654, 31099), (681, 29866), (822, 24743), (1362, 14933)]