20199851145

素因数分解:

$3^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{153151}}^1$

素因数の和:154142

約数の個数: 32

約数和(自身を含む): 35947837440

約数和(自身を除く): 15747986295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 977, 2931, 4885, 8793, 14655, 26379, 43965, 131895, 153151, 459453, 765755, 1378359, 2297265, 4135077, 6891795, 20675385, 149628527, 448885581, 748142635, 1346656743, 2244427905, 4039970229, 6733283715, 20199851145]

約数ペア:

[(1, 20199851145), (3, 6733283715), (5, 4039970229), (9, 2244427905), (15, 1346656743), (27, 748142635), (45, 448885581), (135, 149628527), (977, 20675385), (2931, 6891795), (4885, 4135077), (8793, 2297265), (14655, 1378359), (26379, 765755), (43965, 459453), (131895, 153151)]