20188597790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65124509}}^1$

素因数の和:65124547

約数の個数: 16

約数和(自身を含む): 37511717760

約数和(自身を除く): 17323119970

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 65124509, 130249018, 325622545, 651245090, 2018859779, 4037719558, 10094298895, 20188597790]

約数ペア:

[(1, 20188597790), (2, 10094298895), (5, 4037719558), (10, 2018859779), (31, 651245090), (62, 325622545), (155, 130249018), (310, 65124509)]