19794744

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4507}}^1$

素因数の和:4580

約数の個数: 48

約数和(自身を含む): 54501720

約数和(自身を除く): 34706976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4507, 9014, 13521, 18028, 27042, 36056, 40563, 54084, 81126, 108168, 162252, 274927, 324504, 549854, 824781, 1099708, 1649562, 2199416, 2474343, 3299124, 4948686, 6598248, 9897372, 19794744]

約数ペア:

[(1, 19794744), (2, 9897372), (3, 6598248), (4, 4948686), (6, 3299124), (8, 2474343), (9, 2199416), (12, 1649562), (18, 1099708), (24, 824781), (36, 549854), (61, 324504), (72, 274927), (122, 162252), (183, 108168), (244, 81126), (366, 54084), (488, 40563), (549, 36056), (732, 27042), (1098, 18028), (1464, 13521), (2196, 9014), (4392, 4507)]