18140005886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{38639}}^1$

素因数の和:38840

約数の個数: 32

約数和(自身を含む): 28644295680

約数和(自身を除く): 10504289794

約数列:

[1, 2, 43, 53, 86, 103, 106, 206, 2279, 4429, 4558, 5459, 8858, 10918, 38639, 77278, 234737, 469474, 1661477, 2047867, 3322954, 3979817, 4095734, 7959634, 88058281, 171132131, 176116562, 210930301, 342264262, 421860602, 9070002943, 18140005886]

約数ペア:

[(1, 18140005886), (2, 9070002943), (43, 421860602), (53, 342264262), (86, 210930301), (103, 176116562), (106, 171132131), (206, 88058281), (2279, 7959634), (4429, 4095734), (4558, 3979817), (5459, 3322954), (8858, 2047867), (10918, 1661477), (38639, 469474), (77278, 234737)]