20457108

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11597}}^1$

素因数の和:11621

約数の個数: 54

約数和(自身を含む): 60158826

約数和(自身を除く): 39701718

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11597, 23194, 34791, 46388, 69582, 81179, 104373, 139164, 162358, 208746, 243537, 324716, 417492, 487074, 568253, 730611, 974148, 1136506, 1461222, 1704759, 2273012, 2922444, 3409518, 5114277, 6819036, 10228554, 20457108]

約数ペア:

[(1, 20457108), (2, 10228554), (3, 6819036), (4, 5114277), (6, 3409518), (7, 2922444), (9, 2273012), (12, 1704759), (14, 1461222), (18, 1136506), (21, 974148), (28, 730611), (36, 568253), (42, 487074), (49, 417492), (63, 324716), (84, 243537), (98, 208746), (126, 162358), (147, 139164), (196, 104373), (252, 81179), (294, 69582), (441, 46388), (588, 34791), (882, 23194), (1764, 11597)]