18838368

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:604

約数の個数: 72

約数和(自身を含む): 54054000

約数和(自身を除く): 35215632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 439, 447, 596, 878, 894, 1192, 1317, 1341, 1756, 1788, 2384, 2634, 2682, 3512, 3576, 3951, 4768, 5268, 5364, 7024, 7152, 7902, 10536, 10728, 14048, 14304, 15804, 21072, 21456, 31608, 42144, 42912, 63216, 65411, 126432, 130822, 196233, 261644, 392466, 523288, 588699, 784932, 1046576, 1177398, 1569864, 2093152, 2354796, 3139728, 4709592, 6279456, 9419184, 18838368]

約数ペア:

[(1, 18838368), (2, 9419184), (3, 6279456), (4, 4709592), (6, 3139728), (8, 2354796), (9, 2093152), (12, 1569864), (16, 1177398), (18, 1046576), (24, 784932), (32, 588699), (36, 523288), (48, 392466), (72, 261644), (96, 196233), (144, 130822), (149, 126432), (288, 65411), (298, 63216), (439, 42912), (447, 42144), (596, 31608), (878, 21456), (894, 21072), (1192, 15804), (1317, 14304), (1341, 14048), (1756, 10728), (1788, 10536), (2384, 7902), (2634, 7152), (2682, 7024), (3512, 5364), (3576, 5268), (3951, 4768)]