20535429747

素因数分解:

$3^1\times 7^2\times {\mathrm{607}}^1\times {\mathrm{230143}}^1$

素因数の和:230767

約数の個数: 24

約数和(自身を含む): 31903481856

約数和(自身を除く): 11368052109

約数列:

[1, 3, 7, 21, 49, 147, 607, 1821, 4249, 12747, 29743, 89229, 230143, 690429, 1611001, 4833003, 11277007, 33831021, 139696801, 419090403, 977877607, 2933632821, 6845143249, 20535429747]

約数ペア:

[(1, 20535429747), (3, 6845143249), (7, 2933632821), (21, 977877607), (49, 419090403), (147, 139696801), (607, 33831021), (1821, 11277007), (4249, 4833003), (12747, 1611001), (29743, 690429), (89229, 230143)]