18482212

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 39760000

約数和(自身を除く): 21277788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 532, 686, 709, 931, 1372, 1418, 1862, 2836, 3724, 4963, 6517, 9926, 13034, 13471, 19852, 26068, 26942, 34741, 53884, 69482, 94297, 138964, 188594, 243187, 377188, 486374, 660079, 972748, 1320158, 2640316, 4620553, 9241106, 18482212]

約数ペア:

[(1, 18482212), (2, 9241106), (4, 4620553), (7, 2640316), (14, 1320158), (19, 972748), (28, 660079), (38, 486374), (49, 377188), (76, 243187), (98, 188594), (133, 138964), (196, 94297), (266, 69482), (343, 53884), (532, 34741), (686, 26942), (709, 26068), (931, 19852), (1372, 13471), (1418, 13034), (1862, 9926), (2836, 6517), (3724, 4963)]