19765950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 49292976

約数和(自身を除く): 29527026

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 313, 421, 626, 842, 939, 1263, 1565, 1878, 2105, 2526, 3130, 4210, 4695, 6315, 7825, 9390, 10525, 12630, 15650, 21050, 23475, 31575, 46950, 63150, 131773, 263546, 395319, 658865, 790638, 1317730, 1976595, 3294325, 3953190, 6588650, 9882975, 19765950]

約数ペア:

[(1, 19765950), (2, 9882975), (3, 6588650), (5, 3953190), (6, 3294325), (10, 1976595), (15, 1317730), (25, 790638), (30, 658865), (50, 395319), (75, 263546), (150, 131773), (313, 63150), (421, 46950), (626, 31575), (842, 23475), (939, 21050), (1263, 15650), (1565, 12630), (1878, 10525), (2105, 9390), (2526, 7825), (3130, 6315), (4210, 4695)]