18706869

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:468

約数の個数: 28

約数和(自身を含む): 28540416

約数和(自身を除く): 9833547

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 383, 603, 729, 1149, 1809, 3447, 5427, 10341, 16281, 25661, 31023, 48843, 76983, 93069, 230949, 279207, 692847, 2078541, 6235623, 18706869]

約数ペア:

[(1, 18706869), (3, 6235623), (9, 2078541), (27, 692847), (67, 279207), (81, 230949), (201, 93069), (243, 76983), (383, 48843), (603, 31023), (729, 25661), (1149, 16281), (1809, 10341), (3447, 5427)]