20714704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76157}}^1$

素因数の和:76182

約数の個数: 20

約数和(自身を含む): 42496164

約数和(自身を除く): 21781460

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76157, 152314, 304628, 609256, 1218512, 1294669, 2589338, 5178676, 10357352, 20714704]

約数ペア:

[(1, 20714704), (2, 10357352), (4, 5178676), (8, 2589338), (16, 1294669), (17, 1218512), (34, 609256), (68, 304628), (136, 152314), (272, 76157)]