20874938

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 16760902

約数列:

[1, 2, 7, 14, 23, 46, 161, 241, 269, 322, 482, 538, 1687, 1883, 3374, 3766, 5543, 6187, 11086, 12374, 38801, 43309, 64829, 77602, 86618, 129658, 453803, 907606, 1491067, 2982134, 10437469, 20874938]

約数ペア:

[(1, 20874938), (2, 10437469), (7, 2982134), (14, 1491067), (23, 907606), (46, 453803), (161, 129658), (241, 86618), (269, 77602), (322, 64829), (482, 43309), (538, 38801), (1687, 12374), (1883, 11086), (3374, 6187), (3766, 5543)]