20502975

素因数分解:

$3^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{593}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 34029072

約数和(自身を除く): 13526097

約数列:

[1, 3, 5, 15, 25, 75, 461, 593, 1383, 1779, 2305, 2965, 6915, 8895, 11525, 14825, 34575, 44475, 273373, 820119, 1366865, 4100595, 6834325, 20502975]

約数ペア:

[(1, 20502975), (3, 6834325), (5, 4100595), (15, 1366865), (25, 820119), (75, 273373), (461, 44475), (593, 34575), (1383, 14825), (1779, 11525), (2305, 8895), (2965, 6915)]