19487089492078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8501}}^1\times {\mathrm{808867}}^1$

素因数の和:817492

約数の個数: 32

約数和(自身を含む): 31771720300320

約数和(自身を除く): 12284630808242

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 8501, 17002, 110513, 221026, 808867, 926609, 1617734, 1853218, 10515271, 12045917, 21030542, 24091834, 88166503, 176333006, 1146164539, 2292329078, 6876178367, 13752356734, 89390318771, 178780637542, 749503442003, 1499006884006, 9743544746039, 19487089492078]

約数ペア:

[(1, 19487089492078), (2, 9743544746039), (13, 1499006884006), (26, 749503442003), (109, 178780637542), (218, 89390318771), (1417, 13752356734), (2834, 6876178367), (8501, 2292329078), (17002, 1146164539), (110513, 176333006), (221026, 88166503), (808867, 24091834), (926609, 21030542), (1617734, 12045917), (1853218, 10515271)]