19623136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 42611184

約数和(自身を除く): 22988048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1097, 1118, 1376, 2194, 2236, 4388, 4472, 8776, 8944, 14261, 17552, 17888, 28522, 35104, 47171, 57044, 94342, 114088, 188684, 228176, 377368, 456352, 613223, 754736, 1226446, 1509472, 2452892, 4905784, 9811568, 19623136]

約数ペア:

[(1, 19623136), (2, 9811568), (4, 4905784), (8, 2452892), (13, 1509472), (16, 1226446), (26, 754736), (32, 613223), (43, 456352), (52, 377368), (86, 228176), (104, 188684), (172, 114088), (208, 94342), (344, 57044), (416, 47171), (559, 35104), (688, 28522), (1097, 17888), (1118, 17552), (1376, 14261), (2194, 8944), (2236, 8776), (4388, 4472)]