18677794718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{42023}}^1$

素因数の和:42352

約数の個数: 32

約数和(自身を含む): 31043969280

約数和(自身を除く): 12366174562

約数列:

[1, 2, 11, 22, 89, 178, 227, 454, 979, 1958, 2497, 4994, 20203, 40406, 42023, 84046, 222233, 444466, 462253, 924506, 3740047, 7480094, 9539221, 19078442, 41140517, 82281034, 104931431, 209862862, 848990669, 1697981338, 9338897359, 18677794718]

約数ペア:

[(1, 18677794718), (2, 9338897359), (11, 1697981338), (22, 848990669), (89, 209862862), (178, 104931431), (227, 82281034), (454, 41140517), (979, 19078442), (1958, 9539221), (2497, 7480094), (4994, 3740047), (20203, 924506), (40406, 462253), (42023, 444466), (84046, 222233)]