20653976

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1931}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 23859304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 1931, 2674, 3862, 5348, 7724, 10696, 13517, 15448, 27034, 54068, 108136, 368821, 737642, 1475284, 2581747, 2950568, 5163494, 10326988, 20653976]

約数ペア:

[(1, 20653976), (2, 10326988), (4, 5163494), (7, 2950568), (8, 2581747), (14, 1475284), (28, 737642), (56, 368821), (191, 108136), (382, 54068), (764, 27034), (1337, 15448), (1528, 13517), (1931, 10696), (2674, 7724), (3862, 5348)]