19817038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8839}}^1$

素因数の和:8919

約数の個数: 16

約数和(自身を含む): 31824000

約数和(自身を除く): 12006962

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 8839, 17678, 167941, 335882, 521501, 1043002, 9908519, 19817038]

約数ペア:

[(1, 19817038), (2, 9908519), (19, 1043002), (38, 521501), (59, 335882), (118, 167941), (1121, 17678), (2242, 8839)]