19882002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{473381}}^1$

素因数の和:473393

約数の個数: 16

約数和(自身を含む): 45444672

約数和(自身を除く): 25562670

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 473381, 946762, 1420143, 2840286, 3313667, 6627334, 9941001, 19882002]

約数ペア:

[(1, 19882002), (2, 9941001), (3, 6627334), (6, 3313667), (7, 2840286), (14, 1420143), (21, 946762), (42, 473381)]