19485365185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{43189}}^1$

素因数の和:43849

約数の個数: 32

約数和(自身を含む): 27514448640

約数和(自身を除く): 8029083455

約数列:

[1, 5, 11, 13, 55, 65, 143, 631, 715, 3155, 6941, 8203, 34705, 41015, 43189, 90233, 215945, 451165, 475079, 561457, 2375395, 2807285, 6176027, 27252259, 30880135, 136261295, 299774849, 354279367, 1498874245, 1771396835, 3897073037, 19485365185]

約数ペア:

[(1, 19485365185), (5, 3897073037), (11, 1771396835), (13, 1498874245), (55, 354279367), (65, 299774849), (143, 136261295), (631, 30880135), (715, 27252259), (3155, 6176027), (6941, 2807285), (8203, 2375395), (34705, 561457), (41015, 475079), (43189, 451165), (90233, 215945)]