28418038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19482122

約数列:

[1, 2, 11, 22, 79, 83, 158, 166, 197, 394, 869, 913, 1738, 1826, 2167, 4334, 6557, 13114, 15563, 16351, 31126, 32702, 72127, 144254, 171193, 179861, 342386, 359722, 1291729, 2583458, 14209019, 28418038]

約数ペア:

[(1, 28418038), (2, 14209019), (11, 2583458), (22, 1291729), (79, 359722), (83, 342386), (158, 179861), (166, 171193), (197, 144254), (394, 72127), (869, 32702), (913, 31126), (1738, 16351), (1826, 15563), (2167, 13114), (4334, 6557)]