20737844517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1\times {\mathrm{21701}}^1$

素因数の和:22053

約数の個数: 32

約数和(自身を含む): 30188350080

約数和(自身を除く): 9450505563

約数列:

[1, 3, 13, 39, 107, 229, 321, 687, 1391, 2977, 4173, 8931, 21701, 24503, 65103, 73509, 282113, 318539, 846339, 955617, 2322007, 4969529, 6966021, 14908587, 30186091, 64603877, 90558273, 193811631, 531739603, 1595218809, 6912614839, 20737844517]

約数ペア:

[(1, 20737844517), (3, 6912614839), (13, 1595218809), (39, 531739603), (107, 193811631), (229, 90558273), (321, 64603877), (687, 30186091), (1391, 14908587), (2977, 6966021), (4173, 4969529), (8931, 2322007), (21701, 955617), (24503, 846339), (65103, 318539), (73509, 282113)]