19749384

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6379}}^1$

素因数の和:6434

約数の個数: 48

約数和(自身を含む): 54740400

約数和(自身を除く): 34991016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6379, 12758, 19137, 25516, 38274, 51032, 57411, 76548, 114822, 153096, 229644, 274297, 459288, 548594, 822891, 1097188, 1645782, 2194376, 2468673, 3291564, 4937346, 6583128, 9874692, 19749384]

約数ペア:

[(1, 19749384), (2, 9874692), (3, 6583128), (4, 4937346), (6, 3291564), (8, 2468673), (9, 2194376), (12, 1645782), (18, 1097188), (24, 822891), (36, 548594), (43, 459288), (72, 274297), (86, 229644), (129, 153096), (172, 114822), (258, 76548), (344, 57411), (387, 51032), (516, 38274), (774, 25516), (1032, 19137), (1548, 12758), (3096, 6379)]