19862733

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 30873600

約数和(自身を除く): 11010867

約数列:

[1, 3, 11, 19, 33, 57, 79, 209, 237, 401, 627, 869, 1203, 1501, 2607, 4411, 4503, 7619, 13233, 16511, 22857, 31679, 49533, 83809, 95037, 251427, 348469, 601901, 1045407, 1805703, 6620911, 19862733]

約数ペア:

[(1, 19862733), (3, 6620911), (11, 1805703), (19, 1045407), (33, 601901), (57, 348469), (79, 251427), (209, 95037), (237, 83809), (401, 49533), (627, 31679), (869, 22857), (1203, 16511), (1501, 13233), (2607, 7619), (4411, 4503)]