2019428912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{121711}}^1$

素因数の和:121797

約数の個数: 40

約数和(自身を含む): 4210748352

約数和(自身を除く): 2191319440

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 2074, 4148, 8296, 16592, 121711, 243422, 486844, 973688, 1947376, 2069087, 4138174, 7424371, 8276348, 14848742, 16552696, 29697484, 33105392, 59394968, 118789936, 126214307, 252428614, 504857228, 1009714456, 2019428912]

約数ペア:

[(1, 2019428912), (2, 1009714456), (4, 504857228), (8, 252428614), (16, 126214307), (17, 118789936), (34, 59394968), (61, 33105392), (68, 29697484), (122, 16552696), (136, 14848742), (244, 8276348), (272, 7424371), (488, 4138174), (976, 2069087), (1037, 1947376), (2074, 973688), (4148, 486844), (8296, 243422), (16592, 121711)]