20803083730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1119047}}^1$

素因数の和:1119091

約数の個数: 48

約数和(自身を含む): 44233729344

約数和(自身を除く): 23430645614

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1430, 1690, 1859, 3718, 9295, 18590, 1119047, 2238094, 5595235, 11190470, 12309517, 14547611, 24619034, 29095222, 61547585, 72738055, 123095170, 145476110, 160023721, 189118943, 320047442, 378237886, 800118605, 945594715, 1600237210, 1891189430, 2080308373, 4160616746, 10401541865, 20803083730]

約数ペア:

[(1, 20803083730), (2, 10401541865), (5, 4160616746), (10, 2080308373), (11, 1891189430), (13, 1600237210), (22, 945594715), (26, 800118605), (55, 378237886), (65, 320047442), (110, 189118943), (130, 160023721), (143, 145476110), (169, 123095170), (286, 72738055), (338, 61547585), (715, 29095222), (845, 24619034), (1430, 14547611), (1690, 12309517), (1859, 11190470), (3718, 5595235), (9295, 2238094), (18590, 1119047)]