19831740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{863}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 55738368

約数和(自身を除く): 35906628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 383, 766, 863, 1149, 1532, 1726, 1915, 2298, 2589, 3452, 3830, 4315, 4596, 5178, 5745, 7660, 8630, 10356, 11490, 12945, 17260, 22980, 25890, 51780, 330529, 661058, 991587, 1322116, 1652645, 1983174, 3305290, 3966348, 4957935, 6610580, 9915870, 19831740]

約数ペア:

[(1, 19831740), (2, 9915870), (3, 6610580), (4, 4957935), (5, 3966348), (6, 3305290), (10, 1983174), (12, 1652645), (15, 1322116), (20, 991587), (30, 661058), (60, 330529), (383, 51780), (766, 25890), (863, 22980), (1149, 17260), (1532, 12945), (1726, 11490), (1915, 10356), (2298, 8630), (2589, 7660), (3452, 5745), (3830, 5178), (4315, 4596)]