20147987535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1\times {\mathrm{40823}}^1$

素因数の和:43375

約数の個数: 32

約数和(自身を含む): 34731099648

約数和(自身を除く): 14583112113

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 2531, 7593, 12655, 32903, 37965, 40823, 98709, 122469, 164515, 204115, 493545, 530699, 612345, 1592097, 2653495, 7960485, 103323013, 309969039, 516615065, 1343199169, 1549845195, 4029597507, 6715995845, 20147987535]

約数ペア:

[(1, 20147987535), (3, 6715995845), (5, 4029597507), (13, 1549845195), (15, 1343199169), (39, 516615065), (65, 309969039), (195, 103323013), (2531, 7960485), (7593, 2653495), (12655, 1592097), (32903, 612345), (37965, 530699), (40823, 493545), (98709, 204115), (122469, 164515)]