18999722

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 34269312

約数和(自身を除く): 15269590

約数列:

[1, 2, 7, 14, 37, 43, 74, 86, 259, 301, 518, 602, 853, 1591, 1706, 3182, 5971, 11137, 11942, 22274, 31561, 36679, 63122, 73358, 220927, 256753, 441854, 513506, 1357123, 2714246, 9499861, 18999722]

約数ペア:

[(1, 18999722), (2, 9499861), (7, 2714246), (14, 1357123), (37, 513506), (43, 441854), (74, 256753), (86, 220927), (259, 73358), (301, 63122), (518, 36679), (602, 31561), (853, 22274), (1591, 11942), (1706, 11137), (3182, 5971)]