18382288

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 37218600

約数和(自身を除く): 18836312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 173, 229, 232, 346, 458, 464, 692, 916, 1384, 1832, 2768, 3664, 5017, 6641, 10034, 13282, 20068, 26564, 39617, 40136, 53128, 79234, 80272, 106256, 158468, 316936, 633872, 1148893, 2297786, 4595572, 9191144, 18382288]

約数ペア:

[(1, 18382288), (2, 9191144), (4, 4595572), (8, 2297786), (16, 1148893), (29, 633872), (58, 316936), (116, 158468), (173, 106256), (229, 80272), (232, 79234), (346, 53128), (458, 40136), (464, 39617), (692, 26564), (916, 20068), (1384, 13282), (1832, 10034), (2768, 6641), (3664, 5017)]