19003670405

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{80683}}^1$

素因数の和:80885

約数の個数: 24

約数和(自身を含む): 24373668192

約数和(自身を除く): 5369997787

約数列:

[1, 5, 17, 85, 163, 289, 815, 1445, 2771, 13855, 47107, 80683, 235535, 403415, 1371611, 6858055, 13151329, 23317387, 65756645, 116586935, 223572593, 1117862965, 3800734081, 19003670405]

約数ペア:

[(1, 19003670405), (5, 3800734081), (17, 1117862965), (85, 223572593), (163, 116586935), (289, 65756645), (815, 23317387), (1445, 13151329), (2771, 6858055), (13855, 1371611), (47107, 403415), (80683, 235535)]