20161176488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1\times {\mathrm{887}}^1$

素因数の和:1794

約数の個数: 64

約数和(自身を含む): 40071888000

約数和(自身を除く): 19910711512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 458, 653, 887, 916, 1306, 1774, 1832, 2612, 3548, 4351, 5224, 7096, 8702, 12407, 16853, 17404, 24814, 33706, 34808, 49628, 67412, 99256, 134824, 149537, 203123, 299074, 406246, 579211, 598148, 812492, 1158422, 1196296, 1624984, 2316844, 2841203, 3859337, 4633688, 5682406, 7718674, 11005009, 11364812, 15437348, 22010018, 22729624, 30874696, 44020036, 88040072, 132639319, 265278638, 530557276, 1061114552, 2520147061, 5040294122, 10080588244, 20161176488]

約数ペア:

[(1, 20161176488), (2, 10080588244), (4, 5040294122), (8, 2520147061), (19, 1061114552), (38, 530557276), (76, 265278638), (152, 132639319), (229, 88040072), (458, 44020036), (653, 30874696), (887, 22729624), (916, 22010018), (1306, 15437348), (1774, 11364812), (1832, 11005009), (2612, 7718674), (3548, 5682406), (4351, 4633688), (5224, 3859337), (7096, 2841203), (8702, 2316844), (12407, 1624984), (16853, 1196296), (17404, 1158422), (24814, 812492), (33706, 598148), (34808, 579211), (49628, 406246), (67412, 299074), (99256, 203123), (134824, 149537)]