19129930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 36780480

約数和(自身を除く): 17650550

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 859, 1310, 1718, 2227, 4295, 4454, 8590, 11135, 14603, 22270, 29206, 73015, 112529, 146030, 225058, 562645, 1125290, 1912993, 3825986, 9564965, 19129930]

約数ペア:

[(1, 19129930), (2, 9564965), (5, 3825986), (10, 1912993), (17, 1125290), (34, 562645), (85, 225058), (131, 146030), (170, 112529), (262, 73015), (655, 29206), (859, 22270), (1310, 14603), (1718, 11135), (2227, 8590), (4295, 4454)]