18846212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 42104832

約数和(自身を除く): 23258620

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1423, 1892, 2846, 3311, 5692, 6622, 9961, 13244, 15653, 19922, 31306, 39844, 61189, 62612, 109571, 122378, 219142, 244756, 428323, 438284, 673079, 856646, 1346158, 1713292, 2692316, 4711553, 9423106, 18846212]

約数ペア:

[(1, 18846212), (2, 9423106), (4, 4711553), (7, 2692316), (11, 1713292), (14, 1346158), (22, 856646), (28, 673079), (43, 438284), (44, 428323), (77, 244756), (86, 219142), (154, 122378), (172, 109571), (301, 62612), (308, 61189), (473, 39844), (602, 31306), (946, 19922), (1204, 15653), (1423, 13244), (1892, 9961), (2846, 6622), (3311, 5692)]