19671984

素因数分解:

$2^4\times 3^4\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:416

約数の個数: 100

約数和(自身を含む): 58425576

約数和(自身を除く): 38753592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 258, 324, 344, 353, 387, 432, 516, 648, 688, 706, 774, 1032, 1059, 1161, 1296, 1412, 1548, 2064, 2118, 2322, 2824, 3096, 3177, 3483, 4236, 4644, 5648, 6192, 6354, 6966, 8472, 9288, 9531, 12708, 13932, 15179, 16944, 18576, 19062, 25416, 27864, 28593, 30358, 38124, 45537, 50832, 55728, 57186, 60716, 76248, 91074, 114372, 121432, 136611, 152496, 182148, 228744, 242864, 273222, 364296, 409833, 457488, 546444, 728592, 819666, 1092888, 1229499, 1639332, 2185776, 2458998, 3278664, 4917996, 6557328, 9835992, 19671984]

約数ペア:

[(1, 19671984), (2, 9835992), (3, 6557328), (4, 4917996), (6, 3278664), (8, 2458998), (9, 2185776), (12, 1639332), (16, 1229499), (18, 1092888), (24, 819666), (27, 728592), (36, 546444), (43, 457488), (48, 409833), (54, 364296), (72, 273222), (81, 242864), (86, 228744), (108, 182148), (129, 152496), (144, 136611), (162, 121432), (172, 114372), (216, 91074), (258, 76248), (324, 60716), (344, 57186), (353, 55728), (387, 50832), (432, 45537), (516, 38124), (648, 30358), (688, 28593), (706, 27864), (774, 25416), (1032, 19062), (1059, 18576), (1161, 16944), (1296, 15179), (1412, 13932), (1548, 12708), (2064, 9531), (2118, 9288), (2322, 8472), (2824, 6966), (3096, 6354), (3177, 6192), (3483, 5648), (4236, 4644)]