20273722

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 36864000

約数和(自身を除く): 16590278

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 383, 398, 766, 1393, 2681, 2786, 3781, 5362, 7277, 7562, 14554, 26467, 50939, 52934, 76217, 101878, 152434, 533519, 1067038, 1448123, 2896246, 10136861, 20273722]

約数ペア:

[(1, 20273722), (2, 10136861), (7, 2896246), (14, 1448123), (19, 1067038), (38, 533519), (133, 152434), (199, 101878), (266, 76217), (383, 52934), (398, 50939), (766, 26467), (1393, 14554), (2681, 7562), (2786, 7277), (3781, 5362)]