19951449

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^2$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 31625280

約数和(自身を除く): 11673831

約数列:

[1, 3, 7, 21, 29, 87, 181, 203, 543, 609, 1267, 3801, 5249, 15747, 32761, 36743, 98283, 110229, 229327, 687981, 950069, 2850207, 6650483, 19951449]

約数ペア:

[(1, 19951449), (3, 6650483), (7, 2850207), (21, 950069), (29, 687981), (87, 229327), (181, 110229), (203, 98283), (543, 36743), (609, 32761), (1267, 15747), (3801, 5249)]