19811887152

素因数分解:

$2^4\times 3^1\times {\mathrm{412747649}}^1$

素因数の和:412747660

約数の個数: 20

約数和(自身を含む): 51180708600

約数和(自身を除く): 31368821448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 412747649, 825495298, 1238242947, 1650990596, 2476485894, 3301981192, 4952971788, 6603962384, 9905943576, 19811887152]

約数ペア:

[(1, 19811887152), (2, 9905943576), (3, 6603962384), (4, 4952971788), (6, 3301981192), (8, 2476485894), (12, 1650990596), (16, 1238242947), (24, 825495298), (48, 412747649)]