20294784

素因数分解:

$2^7\times 3^2\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 59404800

約数和(自身を除く): 39110016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 223, 237, 288, 316, 384, 446, 474, 576, 632, 669, 711, 892, 948, 1152, 1264, 1338, 1422, 1784, 1896, 2007, 2528, 2676, 2844, 3568, 3792, 4014, 5056, 5352, 5688, 7136, 7584, 8028, 10112, 10704, 11376, 14272, 15168, 16056, 17617, 21408, 22752, 28544, 30336, 32112, 35234, 42816, 45504, 52851, 64224, 70468, 85632, 91008, 105702, 128448, 140936, 158553, 211404, 256896, 281872, 317106, 422808, 563744, 634212, 845616, 1127488, 1268424, 1691232, 2254976, 2536848, 3382464, 5073696, 6764928, 10147392, 20294784]

約数ペア:

[(1, 20294784), (2, 10147392), (3, 6764928), (4, 5073696), (6, 3382464), (8, 2536848), (9, 2254976), (12, 1691232), (16, 1268424), (18, 1127488), (24, 845616), (32, 634212), (36, 563744), (48, 422808), (64, 317106), (72, 281872), (79, 256896), (96, 211404), (128, 158553), (144, 140936), (158, 128448), (192, 105702), (223, 91008), (237, 85632), (288, 70468), (316, 64224), (384, 52851), (446, 45504), (474, 42816), (576, 35234), (632, 32112), (669, 30336), (711, 28544), (892, 22752), (948, 21408), (1152, 17617), (1264, 16056), (1338, 15168), (1422, 14272), (1784, 11376), (1896, 10704), (2007, 10112), (2528, 8028), (2676, 7584), (2844, 7136), (3568, 5688), (3792, 5352), (4014, 5056)]