20803166072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2985529}}^1$

素因数の和:2985615

約数の個数: 32

約数和(自身を含む): 42633368400

約数和(自身を除く): 21830202328

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 2985529, 5971058, 11942116, 23884232, 38811877, 77623754, 155247508, 200030443, 310495016, 400060886, 800121772, 1600243544, 2600395759, 5200791518, 10401583036, 20803166072]

約数ペア:

[(1, 20803166072), (2, 10401583036), (4, 5200791518), (8, 2600395759), (13, 1600243544), (26, 800121772), (52, 400060886), (67, 310495016), (104, 200030443), (134, 155247508), (268, 77623754), (536, 38811877), (871, 23884232), (1742, 11942116), (3484, 5971058), (6968, 2985529)]