20145207216

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{114451}}^1$

素因数の和:114674

約数の個数: 80

約数和(自身を含む): 55065146240

約数和(自身を除く): 34919939024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 193, 228, 304, 386, 456, 579, 772, 912, 1158, 1544, 2316, 3088, 3667, 4632, 7334, 9264, 11001, 14668, 22002, 29336, 44004, 58672, 88008, 114451, 176016, 228902, 343353, 457804, 686706, 915608, 1373412, 1831216, 2174569, 2746824, 4349138, 5493648, 6523707, 8698276, 13047414, 17396552, 22089043, 26094828, 34793104, 44178086, 52189656, 66267129, 88356172, 104379312, 132534258, 176712344, 265068516, 353424688, 419691817, 530137032, 839383634, 1060274064, 1259075451, 1678767268, 2518150902, 3357534536, 5036301804, 6715069072, 10072603608, 20145207216]

約数ペア:

[(1, 20145207216), (2, 10072603608), (3, 6715069072), (4, 5036301804), (6, 3357534536), (8, 2518150902), (12, 1678767268), (16, 1259075451), (19, 1060274064), (24, 839383634), (38, 530137032), (48, 419691817), (57, 353424688), (76, 265068516), (114, 176712344), (152, 132534258), (193, 104379312), (228, 88356172), (304, 66267129), (386, 52189656), (456, 44178086), (579, 34793104), (772, 26094828), (912, 22089043), (1158, 17396552), (1544, 13047414), (2316, 8698276), (3088, 6523707), (3667, 5493648), (4632, 4349138), (7334, 2746824), (9264, 2174569), (11001, 1831216), (14668, 1373412), (22002, 915608), (29336, 686706), (44004, 457804), (58672, 343353), (88008, 228902), (114451, 176016)]