20219858775

素因数分解:

$3^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{331609}}^1$

素因数の和:331896

約数の個数: 36

約数和(自身を含む): 36349761760

約数和(自身を除く): 16129902985

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 271, 813, 1355, 2439, 4065, 6775, 12195, 20325, 60975, 331609, 994827, 1658045, 2984481, 4974135, 8290225, 14922405, 24870675, 74612025, 89866039, 269598117, 449330195, 808794351, 1347990585, 2246650975, 4043971755, 6739952925, 20219858775]

約数ペア:

[(1, 20219858775), (3, 6739952925), (5, 4043971755), (9, 2246650975), (15, 1347990585), (25, 808794351), (45, 449330195), (75, 269598117), (225, 89866039), (271, 74612025), (813, 24870675), (1355, 14922405), (2439, 8290225), (4065, 4974135), (6775, 2984481), (12195, 1658045), (20325, 994827), (60975, 331609)]