20203515

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6701}}^1$

素因数の和:6779

約数の個数: 24

約数和(自身を含む): 35547408

約数和(自身を除く): 15343893

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 6701, 20103, 33505, 60309, 100515, 301545, 448967, 1346901, 2244835, 4040703, 6734505, 20203515]

約数ペア:

[(1, 20203515), (3, 6734505), (5, 4040703), (9, 2244835), (15, 1346901), (45, 448967), (67, 301545), (201, 100515), (335, 60309), (603, 33505), (1005, 20103), (3015, 6701)]