1900920010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{18443}}^1$

素因数の和:19398

約数の個数: 32

約数和(自身を含む): 3736901952

約数和(自身を除く): 1835981942

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 937, 1874, 4685, 9370, 10307, 18443, 20614, 36886, 51535, 92215, 103070, 184430, 202873, 405746, 1014365, 2028730, 17281091, 34562182, 86405455, 172810910, 190092001, 380184002, 950460005, 1900920010]

約数ペア:

[(1, 1900920010), (2, 950460005), (5, 380184002), (10, 190092001), (11, 172810910), (22, 86405455), (55, 34562182), (110, 17281091), (937, 2028730), (1874, 1014365), (4685, 405746), (9370, 202873), (10307, 184430), (18443, 103070), (20614, 92215), (36886, 51535)]