20565207935

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 26459480736

約数和(自身を除く): 5894272801

約数列:

[1, 5, 19, 95, 107, 233, 361, 457, 535, 1165, 1805, 2033, 2285, 4427, 8683, 10165, 22135, 24931, 38627, 43415, 48899, 84113, 106481, 124655, 164977, 193135, 244495, 420565, 473689, 532405, 824885, 929081, 2023139, 2368445, 4645405, 9000091, 10115695, 11393467, 17652539, 38439641, 45000455, 56967335, 88262695, 192198205, 216475873, 1082379365, 4113041587, 20565207935]

約数ペア:

[(1, 20565207935), (5, 4113041587), (19, 1082379365), (95, 216475873), (107, 192198205), (233, 88262695), (361, 56967335), (457, 45000455), (535, 38439641), (1165, 17652539), (1805, 11393467), (2033, 10115695), (2285, 9000091), (4427, 4645405), (8683, 2368445), (10165, 2023139), (22135, 929081), (24931, 824885), (38627, 532405), (43415, 473689), (48899, 420565), (84113, 244495), (106481, 193135), (124655, 164977)]