20410848

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 58594536

約数和(自身を除く): 38183688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 524, 541, 786, 1048, 1082, 1179, 1572, 1623, 2096, 2164, 2358, 3144, 3246, 4192, 4328, 4716, 4869, 6288, 6492, 8656, 9432, 9738, 12576, 12984, 17312, 18864, 19476, 25968, 37728, 38952, 51936, 70871, 77904, 141742, 155808, 212613, 283484, 425226, 566968, 637839, 850452, 1133936, 1275678, 1700904, 2267872, 2551356, 3401808, 5102712, 6803616, 10205424, 20410848]

約数ペア:

[(1, 20410848), (2, 10205424), (3, 6803616), (4, 5102712), (6, 3401808), (8, 2551356), (9, 2267872), (12, 1700904), (16, 1275678), (18, 1133936), (24, 850452), (32, 637839), (36, 566968), (48, 425226), (72, 283484), (96, 212613), (131, 155808), (144, 141742), (262, 77904), (288, 70871), (393, 51936), (524, 38952), (541, 37728), (786, 25968), (1048, 19476), (1082, 18864), (1179, 17312), (1572, 12984), (1623, 12576), (2096, 9738), (2164, 9432), (2358, 8656), (3144, 6492), (3246, 6288), (4192, 4869), (4328, 4716)]