20165616

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1069}}^1$

素因数の和:1214

約数の個数: 60

約数和(自身を含む): 56919720

約数和(自身を除く): 36754104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1069, 1179, 1572, 2096, 2138, 2358, 3144, 3207, 4276, 4716, 6288, 6414, 8552, 9432, 9621, 12828, 17104, 18864, 19242, 25656, 38484, 51312, 76968, 140039, 153936, 280078, 420117, 560156, 840234, 1120312, 1260351, 1680468, 2240624, 2520702, 3360936, 5041404, 6721872, 10082808, 20165616]

約数ペア:

[(1, 20165616), (2, 10082808), (3, 6721872), (4, 5041404), (6, 3360936), (8, 2520702), (9, 2240624), (12, 1680468), (16, 1260351), (18, 1120312), (24, 840234), (36, 560156), (48, 420117), (72, 280078), (131, 153936), (144, 140039), (262, 76968), (393, 51312), (524, 38484), (786, 25656), (1048, 19242), (1069, 18864), (1179, 17104), (1572, 12828), (2096, 9621), (2138, 9432), (2358, 8552), (3144, 6414), (3207, 6288), (4276, 4716)]