18838330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1409}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 20145350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1409, 1910, 2674, 2818, 6685, 7045, 9863, 13370, 14090, 19726, 49315, 98630, 269119, 538238, 1345595, 1883833, 2691190, 3767666, 9419165, 18838330]

約数ペア:

[(1, 18838330), (2, 9419165), (5, 3767666), (7, 2691190), (10, 1883833), (14, 1345595), (35, 538238), (70, 269119), (191, 98630), (382, 49315), (955, 19726), (1337, 14090), (1409, 13370), (1910, 9863), (2674, 7045), (2818, 6685)]