19468216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 37962000

約数和(自身を除く): 18493784

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 712, 739, 1478, 2956, 3293, 5912, 6586, 13172, 26344, 27343, 54686, 65771, 109372, 131542, 218744, 263084, 526168, 2433527, 4867054, 9734108, 19468216]

約数ペア:

[(1, 19468216), (2, 9734108), (4, 4867054), (8, 2433527), (37, 526168), (74, 263084), (89, 218744), (148, 131542), (178, 109372), (296, 65771), (356, 54686), (712, 27343), (739, 26344), (1478, 13172), (2956, 6586), (3293, 5912)]