20418492

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 29481540

約数列:

[1, 2, 3, 4, 6, 12, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 492, 564, 883, 1766, 1927, 2649, 3532, 3854, 5298, 5781, 7708, 10596, 11562, 23124, 36203, 41501, 72406, 83002, 108609, 124503, 144812, 166004, 217218, 249006, 434436, 498012, 1701541, 3403082, 5104623, 6806164, 10209246, 20418492]

約数ペア:

[(1, 20418492), (2, 10209246), (3, 6806164), (4, 5104623), (6, 3403082), (12, 1701541), (41, 498012), (47, 434436), (82, 249006), (94, 217218), (123, 166004), (141, 144812), (164, 124503), (188, 108609), (246, 83002), (282, 72406), (492, 41501), (564, 36203), (883, 23124), (1766, 11562), (1927, 10596), (2649, 7708), (3532, 5781), (3854, 5298)]