18876216

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 50205600

約数和(自身を除く): 31329384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 696, 733, 888, 1073, 1466, 2146, 2199, 2932, 3219, 4292, 4398, 5864, 6438, 8584, 8796, 12876, 17592, 21257, 25752, 27121, 42514, 54242, 63771, 81363, 85028, 108484, 127542, 162726, 170056, 216968, 255084, 325452, 510168, 650904, 786509, 1573018, 2359527, 3146036, 4719054, 6292072, 9438108, 18876216]

約数ペア:

[(1, 18876216), (2, 9438108), (3, 6292072), (4, 4719054), (6, 3146036), (8, 2359527), (12, 1573018), (24, 786509), (29, 650904), (37, 510168), (58, 325452), (74, 255084), (87, 216968), (111, 170056), (116, 162726), (148, 127542), (174, 108484), (222, 85028), (232, 81363), (296, 63771), (348, 54242), (444, 42514), (696, 27121), (733, 25752), (888, 21257), (1073, 17592), (1466, 12876), (2146, 8796), (2199, 8584), (2932, 6438), (3219, 5864), (4292, 4398)]