47319820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18061}}^1$

素因数の和:18201

約数の個数: 24

約数和(自身を含む): 100135728

約数和(自身を除く): 52815908

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 18061, 36122, 72244, 90305, 180610, 361220, 2365991, 4731982, 9463964, 11829955, 23659910, 47319820]

約数ペア:

[(1, 47319820), (2, 23659910), (4, 11829955), (5, 9463964), (10, 4731982), (20, 2365991), (131, 361220), (262, 180610), (524, 90305), (655, 72244), (1310, 36122), (2620, 18061)]