20015280168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{84299}}^1$

素因数の和:85082

約数の個数: 64

約数和(自身を含む): 53958744000

約数和(自身を除く): 33943463832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 761, 1522, 2283, 3044, 4566, 6088, 9132, 9893, 18264, 19786, 29679, 39572, 59358, 79144, 84299, 118716, 168598, 237432, 252897, 337196, 505794, 674392, 1011588, 1095887, 2023176, 2191774, 3287661, 4383548, 6575322, 8767096, 13150644, 26301288, 64151539, 128303078, 192454617, 256606156, 384909234, 513212312, 769818468, 833970007, 1539636936, 1667940014, 2501910021, 3335880028, 5003820042, 6671760056, 10007640084, 20015280168]

約数ペア:

[(1, 20015280168), (2, 10007640084), (3, 6671760056), (4, 5003820042), (6, 3335880028), (8, 2501910021), (12, 1667940014), (13, 1539636936), (24, 833970007), (26, 769818468), (39, 513212312), (52, 384909234), (78, 256606156), (104, 192454617), (156, 128303078), (312, 64151539), (761, 26301288), (1522, 13150644), (2283, 8767096), (3044, 6575322), (4566, 4383548), (6088, 3287661), (9132, 2191774), (9893, 2023176), (18264, 1095887), (19786, 1011588), (29679, 674392), (39572, 505794), (59358, 337196), (79144, 252897), (84299, 237432), (118716, 168598)]