20104920802

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 31642561440

約数和(自身を除く): 11537640638

約数列:

[1, 2, 41, 73, 82, 139, 146, 278, 331, 662, 2993, 5329, 5699, 5986, 10147, 10658, 11398, 13571, 20294, 24163, 27142, 46009, 48326, 92018, 218489, 416027, 436978, 740731, 832054, 990683, 1481462, 1763899, 1886369, 1981366, 3358657, 3527798, 3772738, 6717314, 30369971, 60739942, 72319859, 137704937, 144639718, 245181961, 275409874, 490363922, 10052460401, 20104920802]

約数ペア:

[(1, 20104920802), (2, 10052460401), (41, 490363922), (73, 275409874), (82, 245181961), (139, 144639718), (146, 137704937), (278, 72319859), (331, 60739942), (662, 30369971), (2993, 6717314), (5329, 3772738), (5699, 3527798), (5986, 3358657), (10147, 1981366), (10658, 1886369), (11398, 1763899), (13571, 1481462), (20294, 990683), (24163, 832054), (27142, 740731), (46009, 436978), (48326, 416027), (92018, 218489)]