20118512

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6947}}^1$

素因数の和:7136

約数の個数: 20

約数和(自身を含む): 39200616

約数和(自身を除く): 19082104

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6947, 13894, 27788, 55576, 111152, 1257407, 2514814, 5029628, 10059256, 20118512]

約数ペア:

[(1, 20118512), (2, 10059256), (4, 5029628), (8, 2514814), (16, 1257407), (181, 111152), (362, 55576), (724, 27788), (1448, 13894), (2896, 6947)]