18699417

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 31502592

約数和(自身を除く): 12803175

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 279, 297, 341, 677, 837, 891, 1023, 2031, 2511, 3069, 6093, 7447, 9207, 18279, 20987, 22341, 27621, 54837, 62961, 67023, 188883, 201069, 230857, 566649, 603207, 692571, 1699947, 2077713, 6233139, 18699417]

約数ペア:

[(1, 18699417), (3, 6233139), (9, 2077713), (11, 1699947), (27, 692571), (31, 603207), (33, 566649), (81, 230857), (93, 201069), (99, 188883), (279, 67023), (297, 62961), (341, 54837), (677, 27621), (837, 22341), (891, 20987), (1023, 18279), (2031, 9207), (2511, 7447), (3069, 6093)]