18415144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{209263}}^1$

素因数の和:209280

約数の個数: 16

約数和(自身を含む): 37667520

約数和(自身を除く): 19252376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 209263, 418526, 837052, 1674104, 2301893, 4603786, 9207572, 18415144]

約数ペア:

[(1, 18415144), (2, 9207572), (4, 4603786), (8, 2301893), (11, 1674104), (22, 837052), (44, 418526), (88, 209263)]