19089592

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 36938880

約数和(自身を除く): 17849288

約数列:

[1, 2, 4, 8, 43, 86, 172, 211, 263, 344, 422, 526, 844, 1052, 1688, 2104, 9073, 11309, 18146, 22618, 36292, 45236, 55493, 72584, 90472, 110986, 221972, 443944, 2386199, 4772398, 9544796, 19089592]

約数ペア:

[(1, 19089592), (2, 9544796), (4, 4772398), (8, 2386199), (43, 443944), (86, 221972), (172, 110986), (211, 90472), (263, 72584), (344, 55493), (422, 45236), (526, 36292), (844, 22618), (1052, 18146), (1688, 11309), (2104, 9073)]