20187501045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6089}}^1\times {\mathrm{11633}}^1$

素因数の和:17749

約数の個数: 32

約数和(自身を含む): 34008508800

約数和(自身を除く): 13821007755

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 6089, 11633, 18267, 30445, 34899, 58165, 91335, 115691, 174495, 221027, 347073, 578455, 663081, 1105135, 1735365, 3315405, 70833337, 212500011, 354166685, 1062500055, 1345833403, 4037500209, 6729167015, 20187501045]

約数ペア:

[(1, 20187501045), (3, 6729167015), (5, 4037500209), (15, 1345833403), (19, 1062500055), (57, 354166685), (95, 212500011), (285, 70833337), (6089, 3315405), (11633, 1735365), (18267, 1105135), (30445, 663081), (34899, 578455), (58165, 347073), (91335, 221027), (115691, 174495)]