20441492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{971}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 37830240

約数和(自身を除く): 17388748

約数列:

[1, 2, 4, 19, 38, 76, 277, 554, 971, 1108, 1942, 3884, 5263, 10526, 18449, 21052, 36898, 73796, 268967, 537934, 1075868, 5110373, 10220746, 20441492]

約数ペア:

[(1, 20441492), (2, 10220746), (4, 5110373), (19, 1075868), (38, 537934), (76, 268967), (277, 73796), (554, 36898), (971, 21052), (1108, 18449), (1942, 10526), (3884, 5263)]