17872730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 16341670

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 863, 1090, 1726, 2071, 4142, 4315, 8630, 10355, 16397, 20710, 32794, 81985, 94067, 163970, 188134, 470335, 940670, 1787273, 3574546, 8936365, 17872730]

約数ペア:

[(1, 17872730), (2, 8936365), (5, 3574546), (10, 1787273), (19, 940670), (38, 470335), (95, 188134), (109, 163970), (190, 94067), (218, 81985), (545, 32794), (863, 20710), (1090, 16397), (1726, 10355), (2071, 8630), (4142, 4315)]