20172918656

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{617}}^1\times {\mathrm{2111}}^1$

素因数の和:2764

約数の個数: 96

約数和(自身を含む): 44266400640

約数和(自身を除く): 24093481984

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 352, 484, 617, 704, 968, 1234, 1408, 1936, 2111, 2468, 3872, 4222, 4936, 6787, 7744, 8444, 9872, 13574, 15488, 16888, 19744, 23221, 27148, 33776, 39488, 46442, 54296, 67552, 74657, 78976, 92884, 108592, 135104, 149314, 185768, 217184, 255431, 270208, 298628, 371536, 434368, 510862, 597256, 743072, 868736, 1021724, 1194512, 1302487, 1486144, 2043448, 2389024, 2604974, 2972288, 4086896, 4778048, 5209948, 8173792, 9556096, 10419896, 14327357, 16347584, 20839792, 28654714, 32695168, 41679584, 57309428, 83359168, 114618856, 157600927, 166718336, 229237712, 315201854, 458475424, 630403708, 916950848, 1260807416, 1833901696, 2521614832, 5043229664, 10086459328, 20172918656]

約数ペア:

[(1, 20172918656), (2, 10086459328), (4, 5043229664), (8, 2521614832), (11, 1833901696), (16, 1260807416), (22, 916950848), (32, 630403708), (44, 458475424), (64, 315201854), (88, 229237712), (121, 166718336), (128, 157600927), (176, 114618856), (242, 83359168), (352, 57309428), (484, 41679584), (617, 32695168), (704, 28654714), (968, 20839792), (1234, 16347584), (1408, 14327357), (1936, 10419896), (2111, 9556096), (2468, 8173792), (3872, 5209948), (4222, 4778048), (4936, 4086896), (6787, 2972288), (7744, 2604974), (8444, 2389024), (9872, 2043448), (13574, 1486144), (15488, 1302487), (16888, 1194512), (19744, 1021724), (23221, 868736), (27148, 743072), (33776, 597256), (39488, 510862), (46442, 434368), (54296, 371536), (67552, 298628), (74657, 270208), (78976, 255431), (92884, 217184), (108592, 185768), (135104, 149314)]