20683168

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 45136224

約数和(自身を除く): 24453056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 268, 352, 536, 737, 877, 1072, 1474, 1754, 2144, 2948, 3508, 5896, 7016, 9647, 11792, 14032, 19294, 23584, 28064, 38588, 58759, 77176, 117518, 154352, 235036, 308704, 470072, 646349, 940144, 1292698, 1880288, 2585396, 5170792, 10341584, 20683168]

約数ペア:

[(1, 20683168), (2, 10341584), (4, 5170792), (8, 2585396), (11, 1880288), (16, 1292698), (22, 940144), (32, 646349), (44, 470072), (67, 308704), (88, 235036), (134, 154352), (176, 117518), (268, 77176), (352, 58759), (536, 38588), (737, 28064), (877, 23584), (1072, 19294), (1474, 14032), (1754, 11792), (2144, 9647), (2948, 7016), (3508, 5896)]