19544920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25717}}^1$

素因数の和:25747

約数の個数: 32

約数和(自身を含む): 46292400

約数和(自身を除く): 26747480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25717, 51434, 102868, 128585, 205736, 257170, 488623, 514340, 977246, 1028680, 1954492, 2443115, 3908984, 4886230, 9772460, 19544920]

約数ペア:

[(1, 19544920), (2, 9772460), (4, 4886230), (5, 3908984), (8, 2443115), (10, 1954492), (19, 1028680), (20, 977246), (38, 514340), (40, 488623), (76, 257170), (95, 205736), (152, 128585), (190, 102868), (380, 51434), (760, 25717)]