19343140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 23900060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 467, 545, 934, 1090, 1868, 2071, 2180, 2335, 4142, 4670, 8284, 8873, 9340, 10355, 17746, 20710, 35492, 41420, 44365, 50903, 88730, 101806, 177460, 203612, 254515, 509030, 967157, 1018060, 1934314, 3868628, 4835785, 9671570, 19343140]

約数ペア:

[(1, 19343140), (2, 9671570), (4, 4835785), (5, 3868628), (10, 1934314), (19, 1018060), (20, 967157), (38, 509030), (76, 254515), (95, 203612), (109, 177460), (190, 101806), (218, 88730), (380, 50903), (436, 44365), (467, 41420), (545, 35492), (934, 20710), (1090, 17746), (1868, 10355), (2071, 9340), (2180, 8873), (2335, 8284), (4142, 4670)]