20975435

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 27634464

約数和(自身を除く): 6659029

約数列:

[1, 5, 13, 65, 103, 169, 241, 515, 845, 1205, 1339, 3133, 6695, 15665, 17407, 24823, 40729, 87035, 124115, 203645, 322699, 1613495, 4195087, 20975435]

約数ペア:

[(1, 20975435), (5, 4195087), (13, 1613495), (65, 322699), (103, 203645), (169, 124115), (241, 87035), (515, 40729), (845, 24823), (1205, 17407), (1339, 15665), (3133, 6695)]