19603872

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1642

約数の個数: 72

約数和(自身を含む): 57081024

約数和(自身を除く): 37477152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 1583, 2064, 3096, 3166, 4128, 4749, 6192, 6332, 9498, 12384, 12664, 14247, 18996, 25328, 28494, 37992, 50656, 56988, 68069, 75984, 113976, 136138, 151968, 204207, 227952, 272276, 408414, 455904, 544552, 612621, 816828, 1089104, 1225242, 1633656, 2178208, 2450484, 3267312, 4900968, 6534624, 9801936, 19603872]

約数ペア:

[(1, 19603872), (2, 9801936), (3, 6534624), (4, 4900968), (6, 3267312), (8, 2450484), (9, 2178208), (12, 1633656), (16, 1225242), (18, 1089104), (24, 816828), (32, 612621), (36, 544552), (43, 455904), (48, 408414), (72, 272276), (86, 227952), (96, 204207), (129, 151968), (144, 136138), (172, 113976), (258, 75984), (288, 68069), (344, 56988), (387, 50656), (516, 37992), (688, 28494), (774, 25328), (1032, 18996), (1376, 14247), (1548, 12664), (1583, 12384), (2064, 9498), (3096, 6332), (3166, 6192), (4128, 4749)]