831911998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 1329300000

約数和(自身を除く): 497388002

約数列:

[1, 2, 19, 38, 149, 298, 349, 421, 698, 842, 2831, 5662, 6631, 7999, 13262, 15998, 52001, 62729, 104002, 125458, 146929, 293858, 988019, 1191851, 1976038, 2383702, 2791651, 5583302, 21892421, 43784842, 415955999, 831911998]

約数ペア:

[(1, 831911998), (2, 415955999), (19, 43784842), (38, 21892421), (149, 5583302), (298, 2791651), (349, 2383702), (421, 1976038), (698, 1191851), (842, 988019), (2831, 293858), (5662, 146929), (6631, 125458), (7999, 104002), (13262, 62729), (15998, 52001)]