18685584

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 90

約数和(自身を含む): 55674450

約数和(自身を除く): 36988866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 289, 306, 408, 449, 578, 612, 816, 867, 898, 1156, 1224, 1347, 1734, 1796, 2312, 2448, 2601, 2694, 3468, 3592, 4041, 4624, 5202, 5388, 6936, 7184, 7633, 8082, 10404, 10776, 13872, 15266, 16164, 20808, 21552, 22899, 30532, 32328, 41616, 45798, 61064, 64656, 68697, 91596, 122128, 129761, 137394, 183192, 259522, 274788, 366384, 389283, 519044, 549576, 778566, 1038088, 1099152, 1167849, 1557132, 2076176, 2335698, 3114264, 4671396, 6228528, 9342792, 18685584]

約数ペア:

[(1, 18685584), (2, 9342792), (3, 6228528), (4, 4671396), (6, 3114264), (8, 2335698), (9, 2076176), (12, 1557132), (16, 1167849), (17, 1099152), (18, 1038088), (24, 778566), (34, 549576), (36, 519044), (48, 389283), (51, 366384), (68, 274788), (72, 259522), (102, 183192), (136, 137394), (144, 129761), (153, 122128), (204, 91596), (272, 68697), (289, 64656), (306, 61064), (408, 45798), (449, 41616), (578, 32328), (612, 30532), (816, 22899), (867, 21552), (898, 20808), (1156, 16164), (1224, 15266), (1347, 13872), (1734, 10776), (1796, 10404), (2312, 8082), (2448, 7633), (2601, 7184), (2694, 6936), (3468, 5388), (3592, 5202), (4041, 4624)]