18069807

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 29159424

約数和(自身を除く): 11089617

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 677, 861, 1271, 2031, 3813, 4739, 8897, 14217, 20987, 26691, 27757, 62961, 83271, 146909, 194299, 440727, 582897, 860467, 2581401, 6023269, 18069807]

約数ペア:

[(1, 18069807), (3, 6023269), (7, 2581401), (21, 860467), (31, 582897), (41, 440727), (93, 194299), (123, 146909), (217, 83271), (287, 62961), (651, 27757), (677, 26691), (861, 20987), (1271, 14217), (2031, 8897), (3813, 4739)]