1916522495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{4157}}^1$

素因数の和:4415

約数の個数: 32

約数和(自身を含む): 2538708480

約数和(自身を除く): 622185985

約数列:

[1, 5, 19, 23, 95, 115, 211, 437, 1055, 2185, 4009, 4157, 4853, 20045, 20785, 24265, 78983, 92207, 95611, 394915, 461035, 478055, 877127, 1816609, 4385635, 9083045, 16665413, 20173921, 83327065, 100869605, 383304499, 1916522495]

約数ペア:

[(1, 1916522495), (5, 383304499), (19, 100869605), (23, 83327065), (95, 20173921), (115, 16665413), (211, 9083045), (437, 4385635), (1055, 1816609), (2185, 877127), (4009, 478055), (4157, 461035), (4853, 394915), (20045, 95611), (20785, 92207), (24265, 78983)]