20874064

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:595

約数の個数: 40

約数和(自身を含む): 42622272

約数和(自身を除く): 21748208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 131, 184, 262, 368, 433, 524, 866, 1048, 1732, 2096, 3013, 3464, 6026, 6928, 9959, 12052, 19918, 24104, 39836, 48208, 56723, 79672, 113446, 159344, 226892, 453784, 907568, 1304629, 2609258, 5218516, 10437032, 20874064]

約数ペア:

[(1, 20874064), (2, 10437032), (4, 5218516), (8, 2609258), (16, 1304629), (23, 907568), (46, 453784), (92, 226892), (131, 159344), (184, 113446), (262, 79672), (368, 56723), (433, 48208), (524, 39836), (866, 24104), (1048, 19918), (1732, 12052), (2096, 9959), (3013, 6928), (3464, 6026)]