20342664

素因数分解:

$2^3\times 3^4\times {\mathrm{31393}}^1$

素因数の和:31411

約数の個数: 40

約数和(自身を含む): 56980110

約数和(自身を除く): 36637446

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31393, 62786, 94179, 125572, 188358, 251144, 282537, 376716, 565074, 753432, 847611, 1130148, 1695222, 2260296, 2542833, 3390444, 5085666, 6780888, 10171332, 20342664]

約数ペア:

[(1, 20342664), (2, 10171332), (3, 6780888), (4, 5085666), (6, 3390444), (8, 2542833), (9, 2260296), (12, 1695222), (18, 1130148), (24, 847611), (27, 753432), (36, 565074), (54, 376716), (72, 282537), (81, 251144), (108, 188358), (162, 125572), (216, 94179), (324, 62786), (648, 31393)]