1812112708

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1881

約数の個数: 72

約数和(自身を含む): 3806702592

約数和(自身を除く): 1994589884

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 127, 172, 196, 254, 301, 508, 602, 889, 1204, 1693, 1778, 2107, 3386, 3556, 4214, 5461, 6223, 6772, 8428, 10922, 11851, 12446, 21844, 23702, 24892, 38227, 47404, 72799, 76454, 82957, 145598, 152908, 165914, 215011, 267589, 291196, 331828, 430022, 509593, 535178, 860044, 1019186, 1070356, 1505077, 2038372, 3010154, 3567151, 6020308, 7134302, 9245473, 10535539, 14268604, 18490946, 21071078, 36981892, 42142156, 64718311, 129436622, 258873244, 453028177, 906056354, 1812112708]

約数ペア:

[(1, 1812112708), (2, 906056354), (4, 453028177), (7, 258873244), (14, 129436622), (28, 64718311), (43, 42142156), (49, 36981892), (86, 21071078), (98, 18490946), (127, 14268604), (172, 10535539), (196, 9245473), (254, 7134302), (301, 6020308), (508, 3567151), (602, 3010154), (889, 2038372), (1204, 1505077), (1693, 1070356), (1778, 1019186), (2107, 860044), (3386, 535178), (3556, 509593), (4214, 430022), (5461, 331828), (6223, 291196), (6772, 267589), (8428, 215011), (10922, 165914), (11851, 152908), (12446, 145598), (21844, 82957), (23702, 76454), (24892, 72799), (38227, 47404)]