20118371644

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16709611}}^1$

素因数の和:16709665

約数の個数: 24

約数和(自身を含む): 41172483968

約数和(自身を除く): 21054112324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16709611, 33419222, 66838444, 116967277, 233934554, 467869108, 718513273, 1437026546, 2874053092, 5029592911, 10059185822, 20118371644]

約数ペア:

[(1, 20118371644), (2, 10059185822), (4, 5029592911), (7, 2874053092), (14, 1437026546), (28, 718513273), (43, 467869108), (86, 233934554), (172, 116967277), (301, 66838444), (602, 33419222), (1204, 16709611)]