19077776

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5651}}^1$

素因数の和:5870

約数の個数: 20

約数和(自身を含む): 37144944

約数和(自身を除く): 18067168

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5651, 11302, 22604, 45208, 90416, 1192361, 2384722, 4769444, 9538888, 19077776]

約数ペア:

[(1, 19077776), (2, 9538888), (4, 4769444), (8, 2384722), (16, 1192361), (211, 90416), (422, 45208), (844, 22604), (1688, 11302), (3376, 5651)]