12121984

素因数分解:

$2^7\times 7^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 28103040

約数和(自身を除く): 15981056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 163, 166, 224, 326, 332, 448, 581, 652, 664, 896, 1141, 1162, 1304, 1328, 2282, 2324, 2608, 2656, 4564, 4648, 5216, 5312, 9128, 9296, 10432, 10624, 13529, 18256, 18592, 20864, 27058, 36512, 37184, 54116, 73024, 74368, 94703, 108232, 146048, 189406, 216464, 378812, 432928, 757624, 865856, 1515248, 1731712, 3030496, 6060992, 12121984]

約数ペア:

[(1, 12121984), (2, 6060992), (4, 3030496), (7, 1731712), (8, 1515248), (14, 865856), (16, 757624), (28, 432928), (32, 378812), (56, 216464), (64, 189406), (83, 146048), (112, 108232), (128, 94703), (163, 74368), (166, 73024), (224, 54116), (326, 37184), (332, 36512), (448, 27058), (581, 20864), (652, 18592), (664, 18256), (896, 13529), (1141, 10624), (1162, 10432), (1304, 9296), (1328, 9128), (2282, 5312), (2324, 5216), (2608, 4648), (2656, 4564)]