19709540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16703}}^1$

素因数の和:16771

約数の個数: 24

約数和(自身を含む): 42094080

約数和(自身を除く): 22384540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 16703, 33406, 66812, 83515, 167030, 334060, 985477, 1970954, 3941908, 4927385, 9854770, 19709540]

約数ペア:

[(1, 19709540), (2, 9854770), (4, 4927385), (5, 3941908), (10, 1970954), (20, 985477), (59, 334060), (118, 167030), (236, 83515), (295, 66812), (590, 33406), (1180, 16703)]