209225741936

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{1439}}^1\times {\mathrm{18211}}^1$

素因数の和:20157

約数の個数: 40

約数和(自身を含む): 406491840000

約数和(自身を除く): 197266098064

約数列:

[1, 2, 4, 8, 16, 499, 998, 1439, 1996, 2878, 3992, 5756, 7984, 11512, 18211, 23024, 36422, 72844, 145688, 291376, 718061, 1436122, 2872244, 5744488, 9087289, 11488976, 18174578, 26205629, 36349156, 52411258, 72698312, 104822516, 145396624, 209645032, 419290064, 13076608871, 26153217742, 52306435484, 104612870968, 209225741936]

約数ペア:

[(1, 209225741936), (2, 104612870968), (4, 52306435484), (8, 26153217742), (16, 13076608871), (499, 419290064), (998, 209645032), (1439, 145396624), (1996, 104822516), (2878, 72698312), (3992, 52411258), (5756, 36349156), (7984, 26205629), (11512, 18174578), (18211, 11488976), (23024, 9087289), (36422, 5744488), (72844, 2872244), (145688, 1436122), (291376, 718061)]