19662530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17835070

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 433, 478, 866, 1195, 2165, 2390, 4330, 4541, 8227, 9082, 16454, 22705, 41135, 45410, 82270, 103487, 206974, 517435, 1034870, 1966253, 3932506, 9831265, 19662530]

約数ペア:

[(1, 19662530), (2, 9831265), (5, 3932506), (10, 1966253), (19, 1034870), (38, 517435), (95, 206974), (190, 103487), (239, 82270), (433, 45410), (478, 41135), (866, 22705), (1195, 16454), (2165, 9082), (2390, 8227), (4330, 4541)]