1687400831408

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{1989859471}}^1$

素因数の和:1989859532

約数の個数: 20

約数和(自身を含む): 3331024756128

約数和(自身を除く): 1643623924720

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 1989859471, 3979718942, 7959437884, 15918875768, 31837751536, 105462551963, 210925103926, 421850207852, 843700415704, 1687400831408]

約数ペア:

[(1, 1687400831408), (2, 843700415704), (4, 421850207852), (8, 210925103926), (16, 105462551963), (53, 31837751536), (106, 15918875768), (212, 7959437884), (424, 3979718942), (848, 1989859471)]