18708996868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{8923}}^1$

素因数の和:9452

約数の個数: 48

約数和(自身を含む): 34790178304

約数和(自身を除く): 16081181436

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 457, 914, 1147, 1828, 2294, 4588, 8923, 14167, 16909, 17846, 28334, 33818, 35692, 56668, 67636, 276613, 330151, 524179, 553226, 660302, 1048358, 1106452, 1320604, 2096716, 4077811, 8155622, 10234681, 16311244, 20469362, 40938724, 126412141, 150879007, 252824282, 301758014, 505648564, 603516028, 4677249217, 9354498434, 18708996868]

約数ペア:

[(1, 18708996868), (2, 9354498434), (4, 4677249217), (31, 603516028), (37, 505648564), (62, 301758014), (74, 252824282), (124, 150879007), (148, 126412141), (457, 40938724), (914, 20469362), (1147, 16311244), (1828, 10234681), (2294, 8155622), (4588, 4077811), (8923, 2096716), (14167, 1320604), (16909, 1106452), (17846, 1048358), (28334, 660302), (33818, 553226), (35692, 524179), (56668, 330151), (67636, 276613)]