20132978852

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{33149}}^1$

素因数の和:33468

約数の個数: 48

約数和(自身を含む): 40840800000

約数和(自身を除く): 20707821148

約数列:

[1, 2, 4, 7, 14, 28, 109, 199, 218, 398, 436, 763, 796, 1393, 1526, 2786, 3052, 5572, 21691, 33149, 43382, 66298, 86764, 132596, 151837, 232043, 303674, 464086, 607348, 928172, 3613241, 6596651, 7226482, 13193302, 14452964, 25292687, 26386604, 46176557, 50585374, 92353114, 101170748, 184706228, 719034959, 1438069918, 2876139836, 5033244713, 10066489426, 20132978852]

約数ペア:

[(1, 20132978852), (2, 10066489426), (4, 5033244713), (7, 2876139836), (14, 1438069918), (28, 719034959), (109, 184706228), (199, 101170748), (218, 92353114), (398, 50585374), (436, 46176557), (763, 26386604), (796, 25292687), (1393, 14452964), (1526, 13193302), (2786, 7226482), (3052, 6596651), (5572, 3613241), (21691, 928172), (33149, 607348), (43382, 464086), (66298, 303674), (86764, 232043), (132596, 151837)]