20409504

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7331}}^1$

素因数の和:7373

約数の個数: 48

約数和(自身を含む): 55429920

約数和(自身を除く): 35020416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7331, 14662, 21993, 29324, 43986, 58648, 87972, 117296, 175944, 212599, 234592, 351888, 425198, 637797, 703776, 850396, 1275594, 1700792, 2551188, 3401584, 5102376, 6803168, 10204752, 20409504]

約数ペア:

[(1, 20409504), (2, 10204752), (3, 6803168), (4, 5102376), (6, 3401584), (8, 2551188), (12, 1700792), (16, 1275594), (24, 850396), (29, 703776), (32, 637797), (48, 425198), (58, 351888), (87, 234592), (96, 212599), (116, 175944), (174, 117296), (232, 87972), (348, 58648), (464, 43986), (696, 29324), (928, 21993), (1392, 14662), (2784, 7331)]