18941904

素因数分解:

$2^4\times 3^3\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 80

約数和(自身を含む): 54907200

約数和(自身を除く): 35965296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 163, 216, 269, 326, 432, 489, 538, 652, 807, 978, 1076, 1304, 1467, 1614, 1956, 2152, 2421, 2608, 2934, 3228, 3912, 4304, 4401, 4842, 5868, 6456, 7263, 7824, 8802, 9684, 11736, 12912, 14526, 17604, 19368, 23472, 29052, 35208, 38736, 43847, 58104, 70416, 87694, 116208, 131541, 175388, 263082, 350776, 394623, 526164, 701552, 789246, 1052328, 1183869, 1578492, 2104656, 2367738, 3156984, 4735476, 6313968, 9470952, 18941904]

約数ペア:

[(1, 18941904), (2, 9470952), (3, 6313968), (4, 4735476), (6, 3156984), (8, 2367738), (9, 2104656), (12, 1578492), (16, 1183869), (18, 1052328), (24, 789246), (27, 701552), (36, 526164), (48, 394623), (54, 350776), (72, 263082), (108, 175388), (144, 131541), (163, 116208), (216, 87694), (269, 70416), (326, 58104), (432, 43847), (489, 38736), (538, 35208), (652, 29052), (807, 23472), (978, 19368), (1076, 17604), (1304, 14526), (1467, 12912), (1614, 11736), (1956, 9684), (2152, 8802), (2421, 7824), (2608, 7263), (2934, 6456), (3228, 5868), (3912, 4842), (4304, 4401)]