20469824

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 56

約数和(自身を含む): 43205400

約数和(自身を除く): 22735576

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 82, 116, 164, 232, 269, 328, 464, 538, 656, 928, 1076, 1189, 1312, 1856, 2152, 2378, 2624, 4304, 4756, 7801, 8608, 9512, 11029, 15602, 17216, 19024, 22058, 31204, 38048, 44116, 62408, 76096, 88232, 124816, 176464, 249632, 319841, 352928, 499264, 639682, 705856, 1279364, 2558728, 5117456, 10234912, 20469824]

約数ペア:

[(1, 20469824), (2, 10234912), (4, 5117456), (8, 2558728), (16, 1279364), (29, 705856), (32, 639682), (41, 499264), (58, 352928), (64, 319841), (82, 249632), (116, 176464), (164, 124816), (232, 88232), (269, 76096), (328, 62408), (464, 44116), (538, 38048), (656, 31204), (928, 22058), (1076, 19024), (1189, 17216), (1312, 15602), (1856, 11029), (2152, 9512), (2378, 8608), (2624, 7801), (4304, 4756)]