20879424

素因数分解:

$2^6\times 3^3\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 112

約数和(自身を含む): 63032640

約数和(自身を除く): 42153216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 86, 96, 108, 129, 144, 172, 192, 216, 258, 281, 288, 344, 387, 432, 516, 562, 576, 688, 774, 843, 864, 1032, 1124, 1161, 1376, 1548, 1686, 1728, 2064, 2248, 2322, 2529, 2752, 3096, 3372, 4128, 4496, 4644, 5058, 6192, 6744, 7587, 8256, 8992, 9288, 10116, 12083, 12384, 13488, 15174, 17984, 18576, 20232, 24166, 24768, 26976, 30348, 36249, 37152, 40464, 48332, 53952, 60696, 72498, 74304, 80928, 96664, 108747, 121392, 144996, 161856, 193328, 217494, 242784, 289992, 326241, 386656, 434988, 485568, 579984, 652482, 773312, 869976, 1159968, 1304964, 1739952, 2319936, 2609928, 3479904, 5219856, 6959808, 10439712, 20879424]

約数ペア:

[(1, 20879424), (2, 10439712), (3, 6959808), (4, 5219856), (6, 3479904), (8, 2609928), (9, 2319936), (12, 1739952), (16, 1304964), (18, 1159968), (24, 869976), (27, 773312), (32, 652482), (36, 579984), (43, 485568), (48, 434988), (54, 386656), (64, 326241), (72, 289992), (86, 242784), (96, 217494), (108, 193328), (129, 161856), (144, 144996), (172, 121392), (192, 108747), (216, 96664), (258, 80928), (281, 74304), (288, 72498), (344, 60696), (387, 53952), (432, 48332), (516, 40464), (562, 37152), (576, 36249), (688, 30348), (774, 26976), (843, 24768), (864, 24166), (1032, 20232), (1124, 18576), (1161, 17984), (1376, 15174), (1548, 13488), (1686, 12384), (1728, 12083), (2064, 10116), (2248, 9288), (2322, 8992), (2529, 8256), (2752, 7587), (3096, 6744), (3372, 6192), (4128, 5058), (4496, 4644)]