190890206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1669}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 318155040

約数和(自身を除く): 127264834

約数列:

[1, 2, 13, 26, 53, 83, 106, 166, 689, 1079, 1378, 1669, 2158, 3338, 4399, 8798, 21697, 43394, 57187, 88457, 114374, 138527, 176914, 277054, 1149941, 1800851, 2299882, 3601702, 7341931, 14683862, 95445103, 190890206]

約数ペア:

[(1, 190890206), (2, 95445103), (13, 14683862), (26, 7341931), (53, 3601702), (83, 2299882), (106, 1800851), (166, 1149941), (689, 277054), (1079, 176914), (1378, 138527), (1669, 114374), (2158, 88457), (3338, 57187), (4399, 43394), (8798, 21697)]