18977898

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1217}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 39989376

約数和(自身を除く): 21011478

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 1217, 2434, 2599, 3651, 5198, 7302, 7797, 15594, 27991, 55982, 83973, 137521, 167946, 275042, 412563, 825126, 3162983, 6325966, 9488949, 18977898]

約数ペア:

[(1, 18977898), (2, 9488949), (3, 6325966), (6, 3162983), (23, 825126), (46, 412563), (69, 275042), (113, 167946), (138, 137521), (226, 83973), (339, 55982), (678, 27991), (1217, 15594), (2434, 7797), (2599, 7302), (3651, 5198)]