19615090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7753}}^1$

素因数の和:7794

約数の個数: 32

約数和(自身を含む): 40196736

約数和(自身を除く): 20581646

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7753, 15506, 38765, 77530, 85283, 170566, 178319, 356638, 426415, 852830, 891595, 1783190, 1961509, 3923018, 9807545, 19615090]

約数ペア:

[(1, 19615090), (2, 9807545), (5, 3923018), (10, 1961509), (11, 1783190), (22, 891595), (23, 852830), (46, 426415), (55, 356638), (110, 178319), (115, 170566), (230, 85283), (253, 77530), (506, 38765), (1265, 15506), (2530, 7753)]