19711566

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52147}}^1$

素因数の和:52165

約数の個数: 32

約数和(自身を含む): 50062080

約数和(自身を除く): 30350514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52147, 104294, 156441, 312882, 365029, 469323, 730058, 938646, 1095087, 1407969, 2190174, 2815938, 3285261, 6570522, 9855783, 19711566]

約数ペア:

[(1, 19711566), (2, 9855783), (3, 6570522), (6, 3285261), (7, 2815938), (9, 2190174), (14, 1407969), (18, 1095087), (21, 938646), (27, 730058), (42, 469323), (54, 365029), (63, 312882), (126, 156441), (189, 104294), (378, 52147)]