20684376

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 62726400

約数和(自身を除く): 42042024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 43, 51, 54, 68, 72, 86, 102, 108, 129, 131, 136, 153, 172, 204, 216, 258, 262, 306, 344, 387, 393, 408, 459, 516, 524, 612, 731, 774, 786, 918, 1032, 1048, 1161, 1179, 1224, 1462, 1548, 1572, 1836, 2193, 2227, 2322, 2358, 2924, 3096, 3144, 3537, 3672, 4386, 4454, 4644, 4716, 5633, 5848, 6579, 6681, 7074, 8772, 8908, 9288, 9432, 11266, 13158, 13362, 14148, 16899, 17544, 17816, 19737, 20043, 22532, 26316, 26724, 28296, 33798, 39474, 40086, 45064, 50697, 52632, 53448, 60129, 67596, 78948, 80172, 95761, 101394, 120258, 135192, 152091, 157896, 160344, 191522, 202788, 240516, 287283, 304182, 383044, 405576, 481032, 574566, 608364, 766088, 861849, 1149132, 1216728, 1723698, 2298264, 2585547, 3447396, 5171094, 6894792, 10342188, 20684376]

約数ペア:

[(1, 20684376), (2, 10342188), (3, 6894792), (4, 5171094), (6, 3447396), (8, 2585547), (9, 2298264), (12, 1723698), (17, 1216728), (18, 1149132), (24, 861849), (27, 766088), (34, 608364), (36, 574566), (43, 481032), (51, 405576), (54, 383044), (68, 304182), (72, 287283), (86, 240516), (102, 202788), (108, 191522), (129, 160344), (131, 157896), (136, 152091), (153, 135192), (172, 120258), (204, 101394), (216, 95761), (258, 80172), (262, 78948), (306, 67596), (344, 60129), (387, 53448), (393, 52632), (408, 50697), (459, 45064), (516, 40086), (524, 39474), (612, 33798), (731, 28296), (774, 26724), (786, 26316), (918, 22532), (1032, 20043), (1048, 19737), (1161, 17816), (1179, 17544), (1224, 16899), (1462, 14148), (1548, 13362), (1572, 13158), (1836, 11266), (2193, 9432), (2227, 9288), (2322, 8908), (2358, 8772), (2924, 7074), (3096, 6681), (3144, 6579), (3537, 5848), (3672, 5633), (4386, 4716), (4454, 4644)]