18937226

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1597}}^1$

素因数の和:1635

約数の個数: 36

約数和(自身を含む): 36343314

約数和(自身を除く): 17406088

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1597, 1694, 3194, 5929, 11179, 11858, 17567, 22358, 35134, 78253, 122969, 156506, 193237, 245938, 386474, 860783, 1352659, 1721566, 2705318, 9468613, 18937226]

約数ペア:

[(1, 18937226), (2, 9468613), (7, 2705318), (11, 1721566), (14, 1352659), (22, 860783), (49, 386474), (77, 245938), (98, 193237), (121, 156506), (154, 122969), (242, 78253), (539, 35134), (847, 22358), (1078, 17567), (1597, 11858), (1694, 11179), (3194, 5929)]