20835476

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:396

約数の個数: 36

約数和(自身を含む): 39428928

約数和(自身を除く): 18593452

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 307, 361, 614, 722, 893, 1228, 1444, 1786, 3572, 5833, 11666, 14429, 16967, 23332, 28858, 33934, 57716, 67868, 110827, 221654, 274151, 443308, 548302, 1096604, 5208869, 10417738, 20835476]

約数ペア:

[(1, 20835476), (2, 10417738), (4, 5208869), (19, 1096604), (38, 548302), (47, 443308), (76, 274151), (94, 221654), (188, 110827), (307, 67868), (361, 57716), (614, 33934), (722, 28858), (893, 23332), (1228, 16967), (1444, 14429), (1786, 11666), (3572, 5833)]