18503264

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2341}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 41312880

約数和(自身を除く): 22809616

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2341, 3952, 4682, 7904, 9364, 18728, 30433, 37456, 44479, 60866, 74912, 88958, 121732, 177916, 243464, 355832, 486928, 578227, 711664, 973856, 1156454, 1423328, 2312908, 4625816, 9251632, 18503264]

約数ペア:

[(1, 18503264), (2, 9251632), (4, 4625816), (8, 2312908), (13, 1423328), (16, 1156454), (19, 973856), (26, 711664), (32, 578227), (38, 486928), (52, 355832), (76, 243464), (104, 177916), (152, 121732), (208, 88958), (247, 74912), (304, 60866), (416, 44479), (494, 37456), (608, 30433), (988, 18728), (1976, 9364), (2341, 7904), (3952, 4682)]