20684104

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21727}}^1$

素因数の和:21757

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 26248376

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21727, 43454, 86908, 152089, 173816, 304178, 369359, 608356, 738718, 1216712, 1477436, 2585513, 2954872, 5171026, 10342052, 20684104]

約数ペア:

[(1, 20684104), (2, 10342052), (4, 5171026), (7, 2954872), (8, 2585513), (14, 1477436), (17, 1216712), (28, 738718), (34, 608356), (56, 369359), (68, 304178), (119, 173816), (136, 152089), (238, 86908), (476, 43454), (952, 21727)]