18574868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{683}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 35124768

約数和(自身を除く): 16549900

約数列:

[1, 2, 4, 13, 26, 52, 523, 683, 1046, 1366, 2092, 2732, 6799, 8879, 13598, 17758, 27196, 35516, 357209, 714418, 1428836, 4643717, 9287434, 18574868]

約数ペア:

[(1, 18574868), (2, 9287434), (4, 4643717), (13, 1428836), (26, 714418), (52, 357209), (523, 35516), (683, 27196), (1046, 17758), (1366, 13598), (2092, 8879), (2732, 6799)]