18741163

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 24076800

約数和(自身を除く): 5335637

約数列:

[1, 7, 19, 29, 43, 113, 133, 203, 301, 551, 791, 817, 1247, 2147, 3277, 3857, 4859, 5719, 8729, 15029, 22939, 23693, 34013, 62263, 92321, 140911, 165851, 435841, 646247, 986377, 2677309, 18741163]

約数ペア:

[(1, 18741163), (7, 2677309), (19, 986377), (29, 646247), (43, 435841), (113, 165851), (133, 140911), (203, 92321), (301, 62263), (551, 34013), (791, 23693), (817, 22939), (1247, 15029), (2147, 8729), (3277, 5719), (3857, 4859)]