19762005

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 12741675

約数列:

[1, 3, 5, 15, 89, 113, 131, 267, 339, 393, 445, 565, 655, 1335, 1695, 1965, 10057, 11659, 14803, 30171, 34977, 44409, 50285, 58295, 74015, 150855, 174885, 222045, 1317467, 3952401, 6587335, 19762005]

約数ペア:

[(1, 19762005), (3, 6587335), (5, 3952401), (15, 1317467), (89, 222045), (113, 174885), (131, 150855), (267, 74015), (339, 58295), (393, 50285), (445, 44409), (565, 34977), (655, 30171), (1335, 14803), (1695, 11659), (1965, 10057)]