1971194950

素因数分解:

$2^1\times 5^2\times {\mathrm{443}}^1\times {\mathrm{88993}}^1$

素因数の和:89448

約数の個数: 24

約数和(自身を含む): 3674740248

約数和(自身を除く): 1703545298

約数列:

[1, 2, 5, 10, 25, 50, 443, 886, 2215, 4430, 11075, 22150, 88993, 177986, 444965, 889930, 2224825, 4449650, 39423899, 78847798, 197119495, 394238990, 985597475, 1971194950]

約数ペア:

[(1, 1971194950), (2, 985597475), (5, 394238990), (10, 197119495), (25, 78847798), (50, 39423899), (443, 4449650), (886, 2224825), (2215, 889930), (4430, 444965), (11075, 177986), (22150, 88993)]