18706392

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 57470400

約数和(自身を除く): 38764008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 29, 31, 34, 36, 51, 58, 62, 68, 72, 87, 93, 102, 116, 124, 136, 153, 174, 186, 204, 232, 248, 261, 279, 289, 306, 348, 372, 408, 493, 522, 527, 558, 578, 612, 696, 744, 867, 899, 986, 1044, 1054, 1116, 1156, 1224, 1479, 1581, 1734, 1798, 1972, 2088, 2108, 2232, 2312, 2601, 2697, 2958, 3162, 3468, 3596, 3944, 4216, 4437, 4743, 5202, 5394, 5916, 6324, 6936, 7192, 8091, 8381, 8874, 8959, 9486, 10404, 10788, 11832, 12648, 15283, 16182, 16762, 17748, 17918, 18972, 20808, 21576, 25143, 26877, 30566, 32364, 33524, 35496, 35836, 37944, 45849, 50286, 53754, 61132, 64728, 67048, 71672, 75429, 80631, 91698, 100572, 107508, 122264, 137547, 150858, 161262, 183396, 201144, 215016, 259811, 275094, 301716, 322524, 366792, 519622, 550188, 603432, 645048, 779433, 1039244, 1100376, 1558866, 2078488, 2338299, 3117732, 4676598, 6235464, 9353196, 18706392]

約数ペア:

[(1, 18706392), (2, 9353196), (3, 6235464), (4, 4676598), (6, 3117732), (8, 2338299), (9, 2078488), (12, 1558866), (17, 1100376), (18, 1039244), (24, 779433), (29, 645048), (31, 603432), (34, 550188), (36, 519622), (51, 366792), (58, 322524), (62, 301716), (68, 275094), (72, 259811), (87, 215016), (93, 201144), (102, 183396), (116, 161262), (124, 150858), (136, 137547), (153, 122264), (174, 107508), (186, 100572), (204, 91698), (232, 80631), (248, 75429), (261, 71672), (279, 67048), (289, 64728), (306, 61132), (348, 53754), (372, 50286), (408, 45849), (493, 37944), (522, 35836), (527, 35496), (558, 33524), (578, 32364), (612, 30566), (696, 26877), (744, 25143), (867, 21576), (899, 20808), (986, 18972), (1044, 17918), (1054, 17748), (1116, 16762), (1156, 16182), (1224, 15283), (1479, 12648), (1581, 11832), (1734, 10788), (1798, 10404), (1972, 9486), (2088, 8959), (2108, 8874), (2232, 8381), (2312, 8091), (2601, 7192), (2697, 6936), (2958, 6324), (3162, 5916), (3468, 5394), (3596, 5202), (3944, 4743), (4216, 4437)]