18994710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3119}}^1$

素因数の和:3165

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 34918890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 3119, 6090, 6238, 9357, 15595, 18714, 21833, 31190, 43666, 46785, 65499, 90451, 93570, 109165, 130998, 180902, 218330, 271353, 327495, 452255, 542706, 633157, 654990, 904510, 1266314, 1356765, 1899471, 2713530, 3165785, 3798942, 6331570, 9497355, 18994710]

約数ペア:

[(1, 18994710), (2, 9497355), (3, 6331570), (5, 3798942), (6, 3165785), (7, 2713530), (10, 1899471), (14, 1356765), (15, 1266314), (21, 904510), (29, 654990), (30, 633157), (35, 542706), (42, 452255), (58, 327495), (70, 271353), (87, 218330), (105, 180902), (145, 130998), (174, 109165), (203, 93570), (210, 90451), (290, 65499), (406, 46785), (435, 43666), (609, 31190), (870, 21833), (1015, 18714), (1218, 15595), (2030, 9357), (3045, 6238), (3119, 6090)]