20495196

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12113}}^1$

素因数の和:12170

約数の個数: 36

約数和(自身を含む): 52913952

約数和(自身を除く): 32418756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12113, 24226, 36339, 48452, 72678, 109017, 145356, 218034, 436068, 569311, 1138622, 1707933, 2277244, 3415866, 5123799, 6831732, 10247598, 20495196]

約数ペア:

[(1, 20495196), (2, 10247598), (3, 6831732), (4, 5123799), (6, 3415866), (9, 2277244), (12, 1707933), (18, 1138622), (36, 569311), (47, 436068), (94, 218034), (141, 145356), (188, 109017), (282, 72678), (423, 48452), (564, 36339), (846, 24226), (1692, 12113)]