9720788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 21807744

約数和(自身を除く): 12086956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 853, 1036, 1628, 1706, 2849, 3412, 5698, 5971, 9383, 11396, 11942, 18766, 23884, 31561, 37532, 63122, 65681, 126244, 131362, 220927, 262724, 347171, 441854, 694342, 883708, 1388684, 2430197, 4860394, 9720788]

約数ペア:

[(1, 9720788), (2, 4860394), (4, 2430197), (7, 1388684), (11, 883708), (14, 694342), (22, 441854), (28, 347171), (37, 262724), (44, 220927), (74, 131362), (77, 126244), (148, 65681), (154, 63122), (259, 37532), (308, 31561), (407, 23884), (518, 18766), (814, 11942), (853, 11396), (1036, 9383), (1628, 5971), (1706, 5698), (2849, 3412)]