20408909704

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48134221}}^1$

素因数の和:48134280

約数の個数: 16

約数和(自身を含む): 38988719820

約数和(自身を除く): 18579810116

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48134221, 96268442, 192536884, 385073768, 2551113713, 5102227426, 10204454852, 20408909704]

約数ペア:

[(1, 20408909704), (2, 10204454852), (4, 5102227426), (8, 2551113713), (53, 385073768), (106, 192536884), (212, 96268442), (424, 48134221)]