20830284

素因数分解:

$2^2\times 3^4\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:524

約数の個数: 60

約数和(自身を含む): 54885600

約数和(自身を除く): 34055316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 239, 269, 324, 478, 538, 717, 807, 956, 1076, 1434, 1614, 2151, 2421, 2868, 3228, 4302, 4842, 6453, 7263, 8604, 9684, 12906, 14526, 19359, 21789, 25812, 29052, 38718, 43578, 64291, 77436, 87156, 128582, 192873, 257164, 385746, 578619, 771492, 1157238, 1735857, 2314476, 3471714, 5207571, 6943428, 10415142, 20830284]

約数ペア:

[(1, 20830284), (2, 10415142), (3, 6943428), (4, 5207571), (6, 3471714), (9, 2314476), (12, 1735857), (18, 1157238), (27, 771492), (36, 578619), (54, 385746), (81, 257164), (108, 192873), (162, 128582), (239, 87156), (269, 77436), (324, 64291), (478, 43578), (538, 38718), (717, 29052), (807, 25812), (956, 21789), (1076, 19359), (1434, 14526), (1614, 12906), (2151, 9684), (2421, 8604), (2868, 7263), (3228, 6453), (4302, 4842)]