18475418

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1238

約数の個数: 24

約数和(自身を含む): 30673728

約数和(自身を除く): 12198310

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1163, 1222, 2326, 7943, 15119, 15886, 30238, 54661, 109322, 196547, 393094, 710593, 1421186, 9237709, 18475418]

約数ペア:

[(1, 18475418), (2, 9237709), (13, 1421186), (26, 710593), (47, 393094), (94, 196547), (169, 109322), (338, 54661), (611, 30238), (1163, 15886), (1222, 15119), (2326, 7943)]