20090939495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1\times {\mathrm{4373}}^1$

素因数の和:5303

約数の個数: 32

約数和(自身を含む): 26595039744

約数和(自身を除く): 6504100249

約数列:

[1, 5, 11, 55, 103, 515, 811, 1133, 4055, 4373, 5665, 8921, 21865, 44605, 48103, 83533, 240515, 417665, 450419, 918863, 2252095, 3546503, 4594315, 4954609, 17732515, 24773045, 39011533, 195057665, 365289809, 1826449045, 4018187899, 20090939495]

約数ペア:

[(1, 20090939495), (5, 4018187899), (11, 1826449045), (55, 365289809), (103, 195057665), (515, 39011533), (811, 24773045), (1133, 17732515), (4055, 4954609), (4373, 4594315), (5665, 3546503), (8921, 2252095), (21865, 918863), (44605, 450419), (48103, 417665), (83533, 240515)]