19311928

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18609032

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1231, 1961, 2462, 3922, 4924, 7844, 9848, 15688, 45547, 65243, 91094, 130486, 182188, 260972, 364376, 521944, 2413991, 4827982, 9655964, 19311928]

約数ペア:

[(1, 19311928), (2, 9655964), (4, 4827982), (8, 2413991), (37, 521944), (53, 364376), (74, 260972), (106, 182188), (148, 130486), (212, 91094), (296, 65243), (424, 45547), (1231, 15688), (1961, 9848), (2462, 7844), (3922, 4924)]