20101578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15439}}^1$

素因数の和:15482

約数の個数: 32

約数和(自身を含む): 47431680

約数和(自身を除く): 27330102

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 15439, 30878, 46317, 92634, 108073, 216146, 324219, 478609, 648438, 957218, 1435827, 2871654, 3350263, 6700526, 10050789, 20101578]

約数ペア:

[(1, 20101578), (2, 10050789), (3, 6700526), (6, 3350263), (7, 2871654), (14, 1435827), (21, 957218), (31, 648438), (42, 478609), (62, 324219), (93, 216146), (186, 108073), (217, 92634), (434, 46317), (651, 30878), (1302, 15439)]