20835804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5443}}^1$

素因数の和:5490

約数の個数: 48

約数和(自身を含む): 54875520

約数和(自身を除く): 34039716

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 5443, 10886, 16329, 21772, 32658, 59873, 65316, 119746, 157847, 179619, 239492, 315694, 359238, 473541, 631388, 718476, 947082, 1736317, 1894164, 3472634, 5208951, 6945268, 10417902, 20835804]

約数ペア:

[(1, 20835804), (2, 10417902), (3, 6945268), (4, 5208951), (6, 3472634), (11, 1894164), (12, 1736317), (22, 947082), (29, 718476), (33, 631388), (44, 473541), (58, 359238), (66, 315694), (87, 239492), (116, 179619), (132, 157847), (174, 119746), (319, 65316), (348, 59873), (638, 32658), (957, 21772), (1276, 16329), (1914, 10886), (3828, 5443)]