20182008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 64235520

約数和(自身を除く): 44053512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 67, 77, 84, 88, 132, 134, 154, 163, 168, 201, 231, 264, 268, 308, 326, 402, 462, 469, 489, 536, 616, 652, 737, 804, 924, 938, 978, 1141, 1304, 1407, 1474, 1608, 1793, 1848, 1876, 1956, 2211, 2282, 2814, 2948, 3423, 3586, 3752, 3912, 4422, 4564, 5159, 5379, 5628, 5896, 6846, 7172, 8844, 9128, 10318, 10758, 10921, 11256, 12551, 13692, 14344, 15477, 17688, 20636, 21516, 21842, 25102, 27384, 30954, 32763, 37653, 41272, 43032, 43684, 50204, 61908, 65526, 75306, 76447, 87368, 100408, 120131, 123816, 131052, 150612, 152894, 229341, 240262, 262104, 301224, 305788, 360393, 458682, 480524, 611576, 720786, 840917, 917364, 961048, 1441572, 1681834, 1834728, 2522751, 2883144, 3363668, 5045502, 6727336, 10091004, 20182008]

約数ペア:

[(1, 20182008), (2, 10091004), (3, 6727336), (4, 5045502), (6, 3363668), (7, 2883144), (8, 2522751), (11, 1834728), (12, 1681834), (14, 1441572), (21, 961048), (22, 917364), (24, 840917), (28, 720786), (33, 611576), (42, 480524), (44, 458682), (56, 360393), (66, 305788), (67, 301224), (77, 262104), (84, 240262), (88, 229341), (132, 152894), (134, 150612), (154, 131052), (163, 123816), (168, 120131), (201, 100408), (231, 87368), (264, 76447), (268, 75306), (308, 65526), (326, 61908), (402, 50204), (462, 43684), (469, 43032), (489, 41272), (536, 37653), (616, 32763), (652, 30954), (737, 27384), (804, 25102), (924, 21842), (938, 21516), (978, 20636), (1141, 17688), (1304, 15477), (1407, 14344), (1474, 13692), (1608, 12551), (1793, 11256), (1848, 10921), (1876, 10758), (1956, 10318), (2211, 9128), (2282, 8844), (2814, 7172), (2948, 6846), (3423, 5896), (3586, 5628), (3752, 5379), (3912, 5159), (4422, 4564)]