20163365464

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{671933}}^1$

素因数の和:671992

約数の個数: 48

約数和(自身を含む): 42896266560

約数和(自身を除く): 22732901096

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 682, 968, 1364, 2728, 3751, 7502, 15004, 30008, 671933, 1343866, 2687732, 5375464, 7391263, 14782526, 20829923, 29565052, 41659846, 59130104, 81303893, 83319692, 162607786, 166639384, 229129153, 325215572, 458258306, 650431144, 916516612, 1833033224, 2520420683, 5040841366, 10081682732, 20163365464]

約数ペア:

[(1, 20163365464), (2, 10081682732), (4, 5040841366), (8, 2520420683), (11, 1833033224), (22, 916516612), (31, 650431144), (44, 458258306), (62, 325215572), (88, 229129153), (121, 166639384), (124, 162607786), (242, 83319692), (248, 81303893), (341, 59130104), (484, 41659846), (682, 29565052), (968, 20829923), (1364, 14782526), (2728, 7391263), (3751, 5375464), (7502, 2687732), (15004, 1343866), (30008, 671933)]