19398926

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 29698704

約数和(自身を除く): 10299778

約数列:

[1, 2, 83, 137, 166, 274, 853, 1706, 11371, 22742, 70799, 116861, 141598, 233722, 9699463, 19398926]

約数ペア:

[(1, 19398926), (2, 9699463), (83, 233722), (137, 141598), (166, 116861), (274, 70799), (853, 22742), (1706, 11371)]