19686370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{937}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 19214366

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 937, 955, 1874, 1910, 2101, 4202, 4685, 9370, 10307, 10505, 20614, 21010, 51535, 103070, 178967, 357934, 894835, 1789670, 1968637, 3937274, 9843185, 19686370]

約数ペア:

[(1, 19686370), (2, 9843185), (5, 3937274), (10, 1968637), (11, 1789670), (22, 894835), (55, 357934), (110, 178967), (191, 103070), (382, 51535), (937, 21010), (955, 20614), (1874, 10505), (1910, 10307), (2101, 9370), (4202, 4685)]