18442065980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1\times {\mathrm{27827}}^1$

素因数の和:30398

約数の個数: 48

約数和(自身を含む): 41725303200

約数和(自身を除く): 23283237220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2549, 5098, 10196, 12745, 25490, 27827, 33137, 50980, 55654, 66274, 111308, 132548, 139135, 165685, 278270, 331370, 361751, 556540, 662740, 723502, 1447004, 1808755, 3617510, 7235020, 70931023, 141862046, 283724092, 354655115, 709310230, 922103299, 1418620460, 1844206598, 3688413196, 4610516495, 9221032990, 18442065980]

約数ペア:

[(1, 18442065980), (2, 9221032990), (4, 4610516495), (5, 3688413196), (10, 1844206598), (13, 1418620460), (20, 922103299), (26, 709310230), (52, 354655115), (65, 283724092), (130, 141862046), (260, 70931023), (2549, 7235020), (5098, 3617510), (10196, 1808755), (12745, 1447004), (25490, 723502), (27827, 662740), (33137, 556540), (50980, 361751), (55654, 331370), (66274, 278270), (111308, 165685), (132548, 139135)]