18055310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19841}}^1$

素因数の和:19868

約数の個数: 32

約数和(自身を含む): 40001472

約数和(自身を除く): 21946162

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 19841, 39682, 99205, 138887, 198410, 257933, 277774, 515866, 694435, 1289665, 1388870, 1805531, 2579330, 3611062, 9027655, 18055310]

約数ペア:

[(1, 18055310), (2, 9027655), (5, 3611062), (7, 2579330), (10, 1805531), (13, 1388870), (14, 1289665), (26, 694435), (35, 515866), (65, 277774), (70, 257933), (91, 198410), (130, 138887), (182, 99205), (455, 39682), (910, 19841)]