18910884

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 45909248

約数和(自身を除く): 26998364

約数列:

[1, 2, 3, 4, 6, 12, 43, 67, 86, 129, 134, 172, 201, 258, 268, 402, 516, 547, 804, 1094, 1641, 2188, 2881, 3282, 5762, 6564, 8643, 11524, 17286, 23521, 34572, 36649, 47042, 70563, 73298, 94084, 109947, 141126, 146596, 219894, 282252, 439788, 1575907, 3151814, 4727721, 6303628, 9455442, 18910884]

約数ペア:

[(1, 18910884), (2, 9455442), (3, 6303628), (4, 4727721), (6, 3151814), (12, 1575907), (43, 439788), (67, 282252), (86, 219894), (129, 146596), (134, 141126), (172, 109947), (201, 94084), (258, 73298), (268, 70563), (402, 47042), (516, 36649), (547, 34572), (804, 23521), (1094, 17286), (1641, 11524), (2188, 8643), (2881, 6564), (3282, 5762)]