20525982

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2521}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 43580160

約数和(自身を除く): 23054178

約数列:

[1, 2, 3, 6, 23, 46, 59, 69, 118, 138, 177, 354, 1357, 2521, 2714, 4071, 5042, 7563, 8142, 15126, 57983, 115966, 148739, 173949, 297478, 347898, 446217, 892434, 3420997, 6841994, 10262991, 20525982]

約数ペア:

[(1, 20525982), (2, 10262991), (3, 6841994), (6, 3420997), (23, 892434), (46, 446217), (59, 347898), (69, 297478), (118, 173949), (138, 148739), (177, 115966), (354, 57983), (1357, 15126), (2521, 8142), (2714, 7563), (4071, 5042)]