20695188

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 51468480

約数和(自身を除く): 30773292

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 229, 443, 458, 687, 886, 916, 1329, 1374, 1772, 2658, 2748, 3893, 5316, 7531, 7786, 11679, 15062, 15572, 22593, 23358, 30124, 45186, 46716, 90372, 101447, 202894, 304341, 405788, 608682, 1217364, 1724599, 3449198, 5173797, 6898396, 10347594, 20695188]

約数ペア:

[(1, 20695188), (2, 10347594), (3, 6898396), (4, 5173797), (6, 3449198), (12, 1724599), (17, 1217364), (34, 608682), (51, 405788), (68, 304341), (102, 202894), (204, 101447), (229, 90372), (443, 46716), (458, 45186), (687, 30124), (886, 23358), (916, 22593), (1329, 15572), (1374, 15062), (1772, 11679), (2658, 7786), (2748, 7531), (3893, 5316)]