1990389670364

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{16607}}^1\times {\mathrm{90523}}^1$

素因数の和:107465

約数の個数: 24

約数和(自身を含む): 3493954103808

約数和(自身を除く): 1503564433444

約数列:

[1, 2, 4, 331, 662, 1324, 16607, 33214, 66428, 90523, 181046, 362092, 5496917, 10993834, 21987668, 29963113, 59926226, 119852452, 1503315461, 3006630922, 6013261844, 497597417591, 995194835182, 1990389670364]

約数ペア:

[(1, 1990389670364), (2, 995194835182), (4, 497597417591), (331, 6013261844), (662, 3006630922), (1324, 1503315461), (16607, 119852452), (33214, 59926226), (66428, 29963113), (90523, 21987668), (181046, 10993834), (362092, 5496917)]