18539288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5303}}^1$

素因数の和:5351

約数の個数: 32

約数和(自身を含む): 38188800

約数和(自身を除く): 19649512

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5303, 10606, 21212, 42424, 100757, 121969, 201514, 243938, 403028, 487876, 806056, 975752, 2317411, 4634822, 9269644, 18539288]

約数ペア:

[(1, 18539288), (2, 9269644), (4, 4634822), (8, 2317411), (19, 975752), (23, 806056), (38, 487876), (46, 403028), (76, 243938), (92, 201514), (152, 121969), (184, 100757), (437, 42424), (874, 21212), (1748, 10606), (3496, 5303)]