20406988798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1\times {\mathrm{50773}}^1$

素因数の和:52312

約数の個数: 32

約数和(自身を含む): 36849738240

約数和(自身を除く): 16442749442

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1511, 3022, 10577, 21154, 28709, 50773, 57418, 101546, 200963, 355411, 401926, 710822, 964687, 1929374, 6752809, 13505618, 76718003, 153436006, 537026021, 1074052042, 1457642057, 2915284114, 10203494399, 20406988798]

約数ペア:

[(1, 20406988798), (2, 10203494399), (7, 2915284114), (14, 1457642057), (19, 1074052042), (38, 537026021), (133, 153436006), (266, 76718003), (1511, 13505618), (3022, 6752809), (10577, 1929374), (21154, 964687), (28709, 710822), (50773, 401926), (57418, 355411), (101546, 200963)]