18522016

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 37939104

約数和(自身を除く): 19417088

約数列:

[1, 2, 4, 8, 16, 32, 53, 67, 106, 134, 163, 212, 268, 326, 424, 536, 652, 848, 1072, 1304, 1696, 2144, 2608, 3551, 5216, 7102, 8639, 10921, 14204, 17278, 21842, 28408, 34556, 43684, 56816, 69112, 87368, 113632, 138224, 174736, 276448, 349472, 578813, 1157626, 2315252, 4630504, 9261008, 18522016]

約数ペア:

[(1, 18522016), (2, 9261008), (4, 4630504), (8, 2315252), (16, 1157626), (32, 578813), (53, 349472), (67, 276448), (106, 174736), (134, 138224), (163, 113632), (212, 87368), (268, 69112), (326, 56816), (424, 43684), (536, 34556), (652, 28408), (848, 21842), (1072, 17278), (1304, 14204), (1696, 10921), (2144, 8639), (2608, 7102), (3551, 5216)]