20072181878

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{90863}}^1$

素因数の和:91412

約数の個数: 32

約数和(自身を含む): 35589611520

約数和(自身を除く): 15517429642

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 509, 1018, 3563, 7126, 15779, 31558, 90863, 110453, 181726, 220906, 636041, 1272082, 2816753, 5633506, 19717271, 39434542, 46249267, 92498534, 323744869, 647489738, 1433727277, 2867454554, 10036090939, 20072181878]

約数ペア:

[(1, 20072181878), (2, 10036090939), (7, 2867454554), (14, 1433727277), (31, 647489738), (62, 323744869), (217, 92498534), (434, 46249267), (509, 39434542), (1018, 19717271), (3563, 5633506), (7126, 2816753), (15779, 1272082), (31558, 636041), (90863, 220906), (110453, 181726)]