20024487

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2671}}^1$

素因数の和:2708

約数の個数: 36

約数和(自身を含む): 35639136

約数和(自身を除く): 15614649

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 2671, 7497, 8013, 18697, 24039, 45407, 56091, 130879, 136221, 168273, 317849, 392637, 408663, 953547, 1177911, 2224943, 2860641, 6674829, 20024487]

約数ペア:

[(1, 20024487), (3, 6674829), (7, 2860641), (9, 2224943), (17, 1177911), (21, 953547), (49, 408663), (51, 392637), (63, 317849), (119, 168273), (147, 136221), (153, 130879), (357, 56091), (441, 45407), (833, 24039), (1071, 18697), (2499, 8013), (2671, 7497)]