18416948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4703}}^1$

素因数の和:4807

約数の個数: 24

約数和(自身を含む): 35562240

約数和(自身を除く): 17145292

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4703, 9406, 18812, 51733, 103466, 206932, 418567, 837134, 1674268, 4604237, 9208474, 18416948]

約数ペア:

[(1, 18416948), (2, 9208474), (4, 4604237), (11, 1674268), (22, 837134), (44, 418567), (89, 206932), (178, 103466), (356, 51733), (979, 18812), (1958, 9406), (3916, 4703)]