20023654

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 37576800

約数和(自身を除く): 17553146

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 101, 119, 202, 238, 289, 343, 578, 686, 707, 833, 1414, 1666, 1717, 2023, 3434, 4046, 4949, 5831, 9898, 11662, 12019, 14161, 24038, 28322, 29189, 34643, 58378, 69286, 84133, 99127, 168266, 198254, 204323, 408646, 588931, 1177862, 1430261, 2860522, 10011827, 20023654]

約数ペア:

[(1, 20023654), (2, 10011827), (7, 2860522), (14, 1430261), (17, 1177862), (34, 588931), (49, 408646), (98, 204323), (101, 198254), (119, 168266), (202, 99127), (238, 84133), (289, 69286), (343, 58378), (578, 34643), (686, 29189), (707, 28322), (833, 24038), (1414, 14161), (1666, 12019), (1717, 11662), (2023, 9898), (3434, 5831), (4046, 4949)]