20680074

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 46823400

約数和(自身を除く): 26143326

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 173, 174, 229, 261, 346, 458, 519, 522, 687, 1038, 1374, 1557, 2061, 3114, 4122, 5017, 6641, 10034, 13282, 15051, 19923, 30102, 39617, 39846, 45153, 59769, 79234, 90306, 118851, 119538, 237702, 356553, 713106, 1148893, 2297786, 3446679, 6893358, 10340037, 20680074]

約数ペア:

[(1, 20680074), (2, 10340037), (3, 6893358), (6, 3446679), (9, 2297786), (18, 1148893), (29, 713106), (58, 356553), (87, 237702), (173, 119538), (174, 118851), (229, 90306), (261, 79234), (346, 59769), (458, 45153), (519, 39846), (522, 39617), (687, 30102), (1038, 19923), (1374, 15051), (1557, 13282), (2061, 10034), (3114, 6641), (4122, 5017)]