20982688

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34511}}^1$

素因数の和:34540

約数の個数: 24

約数和(自身を含む): 43485120

約数和(自身を除く): 22502432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34511, 69022, 138044, 276088, 552176, 655709, 1104352, 1311418, 2622836, 5245672, 10491344, 20982688]

約数ペア:

[(1, 20982688), (2, 10491344), (4, 5245672), (8, 2622836), (16, 1311418), (19, 1104352), (32, 655709), (38, 552176), (76, 276088), (152, 138044), (304, 69022), (608, 34511)]