19329784

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 37454400

約数和(自身を除く): 18124616

約数列:

[1, 2, 4, 8, 47, 94, 101, 188, 202, 376, 404, 509, 808, 1018, 2036, 4072, 4747, 9494, 18988, 23923, 37976, 47846, 51409, 95692, 102818, 191384, 205636, 411272, 2416223, 4832446, 9664892, 19329784]

約数ペア:

[(1, 19329784), (2, 9664892), (4, 4832446), (8, 2416223), (47, 411272), (94, 205636), (101, 191384), (188, 102818), (202, 95692), (376, 51409), (404, 47846), (509, 37976), (808, 23923), (1018, 18988), (2036, 9494), (4072, 4747)]