19830616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4057}}^1$

素因数の和:4123

約数の個数: 32

約数和(自身を含む): 40904640

約数和(自身を除く): 21074024

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4057, 4888, 8114, 16228, 32456, 52741, 105482, 190679, 210964, 381358, 421928, 762716, 1525432, 2478827, 4957654, 9915308, 19830616]

約数ペア:

[(1, 19830616), (2, 9915308), (4, 4957654), (8, 2478827), (13, 1525432), (26, 762716), (47, 421928), (52, 381358), (94, 210964), (104, 190679), (188, 105482), (376, 52741), (611, 32456), (1222, 16228), (2444, 8114), (4057, 4888)]