19218586399

素因数分解:

${\mathrm{23}}^2\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{1291}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 20371139712

約数和(自身を除く): 1152553313

約数列:

[1, 23, 107, 263, 529, 1291, 2461, 6049, 28141, 29693, 56603, 138137, 139127, 339533, 647243, 682939, 3177151, 7809259, 14886589, 36330031, 73074473, 179612957, 835590713, 19218586399]

約数ペア:

[(1, 19218586399), (23, 835590713), (107, 179612957), (263, 73074473), (529, 36330031), (1291, 14886589), (2461, 7809259), (6049, 3177151), (28141, 682939), (29693, 647243), (56603, 339533), (138137, 139127)]