638636148

素因数分解:

$2^2\times 3^2\times {\mathrm{557}}^1\times {\mathrm{31849}}^1$

素因数の和:32416

約数の個数: 36

約数和(自身を含む): 1617279300

約数和(自身を除く): 978643152

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557, 1114, 1671, 2228, 3342, 5013, 6684, 10026, 20052, 31849, 63698, 95547, 127396, 191094, 286641, 382188, 573282, 1146564, 17739893, 35479786, 53219679, 70959572, 106439358, 159659037, 212878716, 319318074, 638636148]

約数ペア:

[(1, 638636148), (2, 319318074), (3, 212878716), (4, 159659037), (6, 106439358), (9, 70959572), (12, 53219679), (18, 35479786), (36, 17739893), (557, 1146564), (1114, 573282), (1671, 382188), (2228, 286641), (3342, 191094), (5013, 127396), (6684, 95547), (10026, 63698), (20052, 31849)]