19488902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3847}}^1$

素因数の和:4015

約数の個数: 16

約数和(自身を含む): 31168800

約数和(自身を除く): 11679898

約数列:

[1, 2, 17, 34, 149, 298, 2533, 3847, 5066, 7694, 65399, 130798, 573203, 1146406, 9744451, 19488902]

約数ペア:

[(1, 19488902), (2, 9744451), (17, 1146406), (34, 573203), (149, 130798), (298, 65399), (2533, 7694), (3847, 5066)]