19672974724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{776851}}^1$

素因数の和:777355

約数の個数: 24

約数和(自身を含む): 37152170048

約数和(自身を除く): 17479195324

約数列:

[1, 2, 4, 13, 26, 52, 487, 974, 1948, 6331, 12662, 25324, 776851, 1553702, 3107404, 10099063, 20198126, 40396252, 378326437, 756652874, 1513305748, 4918243681, 9836487362, 19672974724]

約数ペア:

[(1, 19672974724), (2, 9836487362), (4, 4918243681), (13, 1513305748), (26, 756652874), (52, 378326437), (487, 40396252), (974, 20198126), (1948, 10099063), (6331, 3107404), (12662, 1553702), (25324, 776851)]