18146780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29269}}^1$

素因数の和:29309

約数の個数: 24

約数和(自身を含む): 39338880

約数和(自身を除く): 21192100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29269, 58538, 117076, 146345, 292690, 585380, 907339, 1814678, 3629356, 4536695, 9073390, 18146780]

約数ペア:

[(1, 18146780), (2, 9073390), (4, 4536695), (5, 3629356), (10, 1814678), (20, 907339), (31, 585380), (62, 292690), (124, 146345), (155, 117076), (310, 58538), (620, 29269)]