19849488

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 53687040

約数和(自身を除く): 33837552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 59, 86, 118, 129, 163, 172, 177, 236, 258, 326, 344, 354, 472, 489, 516, 652, 688, 708, 944, 978, 1032, 1304, 1416, 1956, 2064, 2537, 2608, 2832, 3912, 5074, 7009, 7611, 7824, 9617, 10148, 14018, 15222, 19234, 20296, 21027, 28036, 28851, 30444, 38468, 40592, 42054, 56072, 57702, 60888, 76936, 84108, 112144, 115404, 121776, 153872, 168216, 230808, 336432, 413531, 461616, 827062, 1240593, 1654124, 2481186, 3308248, 4962372, 6616496, 9924744, 19849488]

約数ペア:

[(1, 19849488), (2, 9924744), (3, 6616496), (4, 4962372), (6, 3308248), (8, 2481186), (12, 1654124), (16, 1240593), (24, 827062), (43, 461616), (48, 413531), (59, 336432), (86, 230808), (118, 168216), (129, 153872), (163, 121776), (172, 115404), (177, 112144), (236, 84108), (258, 76936), (326, 60888), (344, 57702), (354, 56072), (472, 42054), (489, 40592), (516, 38468), (652, 30444), (688, 28851), (708, 28036), (944, 21027), (978, 20296), (1032, 19234), (1304, 15222), (1416, 14018), (1956, 10148), (2064, 9617), (2537, 7824), (2608, 7611), (2832, 7009), (3912, 5074)]