18649836

素因数分解:

$2^2\times 3^2\times {\mathrm{631}}^1\times {\mathrm{821}}^1$

素因数の和:1462

約数の個数: 36

約数和(自身を含む): 47274864

約数和(自身を除く): 28625028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 631, 821, 1262, 1642, 1893, 2463, 2524, 3284, 3786, 4926, 5679, 7389, 7572, 9852, 11358, 14778, 22716, 29556, 518051, 1036102, 1554153, 2072204, 3108306, 4662459, 6216612, 9324918, 18649836]

約数ペア:

[(1, 18649836), (2, 9324918), (3, 6216612), (4, 4662459), (6, 3108306), (9, 2072204), (12, 1554153), (18, 1036102), (36, 518051), (631, 29556), (821, 22716), (1262, 14778), (1642, 11358), (1893, 9852), (2463, 7572), (2524, 7389), (3284, 5679), (3786, 4926)]