18536701281

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{78553}}^1$

素因数の和:79241

約数の個数: 32

約数和(自身を含む): 29953582848

約数和(自身を除く): 11416881567

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 661, 1983, 4627, 11237, 13881, 33711, 78553, 78659, 235659, 235977, 549871, 1335401, 1649613, 4006203, 9347807, 28043421, 51923533, 155770599, 363464731, 882700061, 1090394193, 2648100183, 6178900427, 18536701281]

約数ペア:

[(1, 18536701281), (3, 6178900427), (7, 2648100183), (17, 1090394193), (21, 882700061), (51, 363464731), (119, 155770599), (357, 51923533), (661, 28043421), (1983, 9347807), (4627, 4006203), (11237, 1649613), (13881, 1335401), (33711, 549871), (78553, 235977), (78659, 235659)]