19166858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 12282742

約数列:

[1, 2, 19, 38, 59, 83, 103, 118, 166, 206, 1121, 1577, 1957, 2242, 3154, 3914, 4897, 6077, 8549, 9794, 12154, 17098, 93043, 115463, 162431, 186086, 230926, 324862, 504391, 1008782, 9583429, 19166858]

約数ペア:

[(1, 19166858), (2, 9583429), (19, 1008782), (38, 504391), (59, 324862), (83, 230926), (103, 186086), (118, 162431), (166, 115463), (206, 93043), (1121, 17098), (1577, 12154), (1957, 9794), (2242, 8549), (3154, 6077), (3914, 4897)]