19675804

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 36136800

約数和(自身を除く): 16460996

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 2389, 4118, 4778, 8236, 9556, 69281, 138562, 169619, 277124, 339238, 678476, 4918951, 9837902, 19675804]

約数ペア:

[(1, 19675804), (2, 9837902), (4, 4918951), (29, 678476), (58, 339238), (71, 277124), (116, 169619), (142, 138562), (284, 69281), (2059, 9556), (2389, 8236), (4118, 4778)]