1820456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 3775680

約数和(自身を除く): 1955224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 151, 274, 302, 548, 604, 1096, 1208, 1507, 1661, 3014, 3322, 6028, 6644, 12056, 13288, 20687, 41374, 82748, 165496, 227557, 455114, 910228, 1820456]

約数ペア:

[(1, 1820456), (2, 910228), (4, 455114), (8, 227557), (11, 165496), (22, 82748), (44, 41374), (88, 20687), (137, 13288), (151, 12056), (274, 6644), (302, 6028), (548, 3322), (604, 3014), (1096, 1661), (1208, 1507)]