18753724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4789}}^1$

素因数の和:4893

約数の個数: 24

約数和(自身を含む): 36212400

約数和(自身を除く): 17458676

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4789, 9578, 19156, 52679, 105358, 210716, 426221, 852442, 1704884, 4688431, 9376862, 18753724]

約数ペア:

[(1, 18753724), (2, 9376862), (4, 4688431), (11, 1704884), (22, 852442), (44, 426221), (89, 210716), (178, 105358), (356, 52679), (979, 19156), (1958, 9578), (3916, 4789)]