19120810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 16804310

約数列:

[1, 2, 5, 10, 43, 53, 86, 106, 215, 265, 430, 530, 839, 1678, 2279, 4195, 4558, 8390, 11395, 22790, 36077, 44467, 72154, 88934, 180385, 222335, 360770, 444670, 1912081, 3824162, 9560405, 19120810]

約数ペア:

[(1, 19120810), (2, 9560405), (5, 3824162), (10, 1912081), (43, 444670), (53, 360770), (86, 222335), (106, 180385), (215, 88934), (265, 72154), (430, 44467), (530, 36077), (839, 22790), (1678, 11395), (2279, 8390), (4195, 4558)]