20769264

素因数分解:

$2^4\times 3^3\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:515

約数の個数: 80

約数和(自身を含む): 60234240

約数和(自身を除く): 39464976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 131, 144, 216, 262, 367, 393, 432, 524, 734, 786, 1048, 1101, 1179, 1468, 1572, 2096, 2202, 2358, 2936, 3144, 3303, 3537, 4404, 4716, 5872, 6288, 6606, 7074, 8808, 9432, 9909, 13212, 14148, 17616, 18864, 19818, 26424, 28296, 39636, 48077, 52848, 56592, 79272, 96154, 144231, 158544, 192308, 288462, 384616, 432693, 576924, 769232, 865386, 1153848, 1298079, 1730772, 2307696, 2596158, 3461544, 5192316, 6923088, 10384632, 20769264]

約数ペア:

[(1, 20769264), (2, 10384632), (3, 6923088), (4, 5192316), (6, 3461544), (8, 2596158), (9, 2307696), (12, 1730772), (16, 1298079), (18, 1153848), (24, 865386), (27, 769232), (36, 576924), (48, 432693), (54, 384616), (72, 288462), (108, 192308), (131, 158544), (144, 144231), (216, 96154), (262, 79272), (367, 56592), (393, 52848), (432, 48077), (524, 39636), (734, 28296), (786, 26424), (1048, 19818), (1101, 18864), (1179, 17616), (1468, 14148), (1572, 13212), (2096, 9909), (2202, 9432), (2358, 8808), (2936, 7074), (3144, 6606), (3303, 6288), (3537, 5872), (4404, 4716)]