19574384

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 39653712

約数和(自身を除く): 20079328

約数列:

[1, 2, 4, 8, 16, 41, 53, 82, 106, 164, 212, 328, 424, 563, 656, 848, 1126, 2173, 2252, 4346, 4504, 8692, 9008, 17384, 23083, 29839, 34768, 46166, 59678, 92332, 119356, 184664, 238712, 369328, 477424, 1223399, 2446798, 4893596, 9787192, 19574384]

約数ペア:

[(1, 19574384), (2, 9787192), (4, 4893596), (8, 2446798), (16, 1223399), (41, 477424), (53, 369328), (82, 238712), (106, 184664), (164, 119356), (212, 92332), (328, 59678), (424, 46166), (563, 34768), (656, 29839), (848, 23083), (1126, 17384), (2173, 9008), (2252, 8692), (4346, 4504)]