1638862836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{10505531}}^1$

素因数の和:10505551

約数の個数: 24

約数和(自身を含む): 4118168544

約数和(自身を除く): 2479305708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 10505531, 21011062, 31516593, 42022124, 63033186, 126066372, 136571903, 273143806, 409715709, 546287612, 819431418, 1638862836]

約数ペア:

[(1, 1638862836), (2, 819431418), (3, 546287612), (4, 409715709), (6, 273143806), (12, 136571903), (13, 126066372), (26, 63033186), (39, 42022124), (52, 31516593), (78, 21011062), (156, 10505531)]