19314974315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42450493}}^1$

素因数の和:42450518

約数の個数: 16

約数和(自身を含む): 28526731968

約数和(自身を除く): 9211757653

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 42450493, 212252465, 297153451, 551856409, 1485767255, 2759282045, 3862994863, 19314974315]

約数ペア:

[(1, 19314974315), (5, 3862994863), (7, 2759282045), (13, 1485767255), (35, 551856409), (65, 297153451), (91, 212252465), (455, 42450493)]