20724588

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15559}}^1$

素因数の和:15606

約数の個数: 36

約数和(自身を含む): 53806480

約数和(自身を除く): 33081892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15559, 31118, 46677, 62236, 93354, 140031, 186708, 280062, 560124, 575683, 1151366, 1727049, 2302732, 3454098, 5181147, 6908196, 10362294, 20724588]

約数ペア:

[(1, 20724588), (2, 10362294), (3, 6908196), (4, 5181147), (6, 3454098), (9, 2302732), (12, 1727049), (18, 1151366), (36, 575683), (37, 560124), (74, 280062), (111, 186708), (148, 140031), (222, 93354), (333, 62236), (444, 46677), (666, 31118), (1332, 15559)]