19942218

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{6121}}^1$

素因数の和:6310

約数の個数: 24

約数和(自身を含む): 43453956

約数和(自身を除く): 23511738

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 1086, 1629, 3258, 6121, 12242, 18363, 36726, 55089, 110178, 1107901, 2215802, 3323703, 6647406, 9971109, 19942218]

約数ペア:

[(1, 19942218), (2, 9971109), (3, 6647406), (6, 3323703), (9, 2215802), (18, 1107901), (181, 110178), (362, 55089), (543, 36726), (1086, 18363), (1629, 12242), (3258, 6121)]