20181832972

素因数分解:

$2^2\times 7^1\times {\mathrm{2309}}^1\times {\mathrm{312161}}^1$

素因数の和:314481

約数の個数: 24

約数和(自身を含む): 40381276320

約数和(自身を除く): 20199443348

約数列:

[1, 2, 4, 7, 14, 28, 2309, 4618, 9236, 16163, 32326, 64652, 312161, 624322, 1248644, 2185127, 4370254, 8740508, 720779749, 1441559498, 2883118996, 5045458243, 10090916486, 20181832972]

約数ペア:

[(1, 20181832972), (2, 10090916486), (4, 5045458243), (7, 2883118996), (14, 1441559498), (28, 720779749), (2309, 8740508), (4618, 4370254), (9236, 2185127), (16163, 1248644), (32326, 624322), (64652, 312161)]