205780241

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 237219840

約数和(自身を除く): 31439599

約数列:

[1, 19, 23, 43, 47, 233, 437, 817, 893, 989, 1081, 2021, 4427, 5359, 10019, 10951, 18791, 20539, 38399, 46483, 101821, 190361, 208069, 230437, 251873, 470893, 883177, 4378303, 4785587, 8946967, 10830539, 205780241]

約数ペア:

[(1, 205780241), (19, 10830539), (23, 8946967), (43, 4785587), (47, 4378303), (233, 883177), (437, 470893), (817, 251873), (893, 230437), (989, 208069), (1081, 190361), (2021, 101821), (4427, 46483), (5359, 38399), (10019, 20539), (10951, 18791)]