19625990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6791}}^1$

素因数の和:6832

約数の個数: 24

約数和(自身を含む): 37532592

約数和(自身を除く): 17906602

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6791, 13582, 33955, 67910, 115447, 230894, 577235, 1154470, 1962599, 3925198, 9812995, 19625990]

約数ペア:

[(1, 19625990), (2, 9812995), (5, 3925198), (10, 1962599), (17, 1154470), (34, 577235), (85, 230894), (170, 115447), (289, 67910), (578, 33955), (1445, 13582), (2890, 6791)]