18904176

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 90

約数和(自身を含む): 54927288

約数和(自身を除く): 36023112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 71, 72, 86, 129, 142, 144, 172, 213, 258, 284, 344, 387, 426, 516, 568, 639, 688, 774, 852, 1032, 1136, 1278, 1548, 1704, 1849, 2064, 2556, 3053, 3096, 3408, 3698, 5112, 5547, 6106, 6192, 7396, 9159, 10224, 11094, 12212, 14792, 16641, 18318, 22188, 24424, 27477, 29584, 33282, 36636, 44376, 48848, 54954, 66564, 73272, 88752, 109908, 131279, 133128, 146544, 219816, 262558, 266256, 393837, 439632, 525116, 787674, 1050232, 1181511, 1575348, 2100464, 2363022, 3150696, 4726044, 6301392, 9452088, 18904176]

約数ペア:

[(1, 18904176), (2, 9452088), (3, 6301392), (4, 4726044), (6, 3150696), (8, 2363022), (9, 2100464), (12, 1575348), (16, 1181511), (18, 1050232), (24, 787674), (36, 525116), (43, 439632), (48, 393837), (71, 266256), (72, 262558), (86, 219816), (129, 146544), (142, 133128), (144, 131279), (172, 109908), (213, 88752), (258, 73272), (284, 66564), (344, 54954), (387, 48848), (426, 44376), (516, 36636), (568, 33282), (639, 29584), (688, 27477), (774, 24424), (852, 22188), (1032, 18318), (1136, 16641), (1278, 14792), (1548, 12212), (1704, 11094), (1849, 10224), (2064, 9159), (2556, 7396), (3053, 6192), (3096, 6106), (3408, 5547), (3698, 5112)]