20860989986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{22613}}^1$

素因数の和:23306

約数の個数: 32

約数和(自身を含む): 33957906048

約数和(自身を除く): 13096916062

約数列:

[1, 2, 17, 34, 43, 86, 631, 731, 1262, 1462, 10727, 21454, 22613, 27133, 45226, 54266, 384421, 461261, 768842, 922522, 972359, 1944718, 14268803, 16530103, 28537606, 33060206, 242569651, 485139302, 613558529, 1227117058, 10430494993, 20860989986]

約数ペア:

[(1, 20860989986), (2, 10430494993), (17, 1227117058), (34, 613558529), (43, 485139302), (86, 242569651), (631, 33060206), (731, 28537606), (1262, 16530103), (1462, 14268803), (10727, 1944718), (21454, 972359), (22613, 922522), (27133, 768842), (45226, 461261), (54266, 384421)]