217536490

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{23671}}^1$

素因数の和:24597

約数の個数: 16

約数和(自身を含む): 392008320

約数和(自身を除く): 174471830

約数列:

[1, 2, 5, 10, 919, 1838, 4595, 9190, 23671, 47342, 118355, 236710, 21753649, 43507298, 108768245, 217536490]

約数ペア:

[(1, 217536490), (2, 108768245), (5, 43507298), (10, 21753649), (919, 236710), (1838, 118355), (4595, 47342), (9190, 23671)]