20047031072

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1163}}^1$

素因数の和:1450

約数の個数: 96

約数和(自身を含む): 41155091712

約数和(自身を除く): 21108060640

約数列:

[1, 2, 4, 8, 16, 32, 47, 73, 94, 146, 157, 188, 292, 314, 376, 584, 628, 752, 1163, 1168, 1256, 1504, 2326, 2336, 2512, 3431, 4652, 5024, 6862, 7379, 9304, 11461, 13724, 14758, 18608, 22922, 27448, 29516, 37216, 45844, 54661, 54896, 59032, 84899, 91688, 109322, 109792, 118064, 169798, 182591, 183376, 218644, 236128, 339596, 365182, 366752, 437288, 538667, 679192, 730364, 874576, 1077334, 1358384, 1460728, 1749152, 2154668, 2716768, 2921456, 3990253, 4309336, 5842912, 7980506, 8581777, 8618672, 13329143, 15961012, 17163554, 17237344, 26658286, 31922024, 34327108, 53316572, 63844048, 68654216, 106633144, 127688096, 137308432, 213266288, 274616864, 426532576, 626469721, 1252939442, 2505878884, 5011757768, 10023515536, 20047031072]

約数ペア:

[(1, 20047031072), (2, 10023515536), (4, 5011757768), (8, 2505878884), (16, 1252939442), (32, 626469721), (47, 426532576), (73, 274616864), (94, 213266288), (146, 137308432), (157, 127688096), (188, 106633144), (292, 68654216), (314, 63844048), (376, 53316572), (584, 34327108), (628, 31922024), (752, 26658286), (1163, 17237344), (1168, 17163554), (1256, 15961012), (1504, 13329143), (2326, 8618672), (2336, 8581777), (2512, 7980506), (3431, 5842912), (4652, 4309336), (5024, 3990253), (6862, 2921456), (7379, 2716768), (9304, 2154668), (11461, 1749152), (13724, 1460728), (14758, 1358384), (18608, 1077334), (22922, 874576), (27448, 730364), (29516, 679192), (37216, 538667), (45844, 437288), (54661, 366752), (54896, 365182), (59032, 339596), (84899, 236128), (91688, 218644), (109322, 183376), (109792, 182591), (118064, 169798)]