2018911557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{15749}}^1$

素因数の和:15957

約数の個数: 32

約数和(自身を含む): 3069360000

約数和(自身を除く): 1050448443

約数列:

[1, 3, 13, 19, 39, 57, 173, 247, 519, 741, 2249, 3287, 6747, 9861, 15749, 42731, 47247, 128193, 204737, 299231, 614211, 897693, 2724577, 3890003, 8173731, 11670009, 35419501, 51766963, 106258503, 155300889, 672970519, 2018911557]

約数ペア:

[(1, 2018911557), (3, 672970519), (13, 155300889), (19, 106258503), (39, 51766963), (57, 35419501), (173, 11670009), (247, 8173731), (519, 3890003), (741, 2724577), (2249, 897693), (3287, 614211), (6747, 299231), (9861, 204737), (15749, 128193), (42731, 47247)]