189908572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{733}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 401175040

約数和(自身を除く): 211266468

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 487, 532, 733, 974, 1466, 1948, 2932, 3409, 5131, 6818, 9253, 10262, 13636, 13927, 18506, 20524, 27854, 37012, 55708, 64771, 97489, 129542, 194978, 259084, 356971, 389956, 713942, 1427884, 2498797, 4997594, 6782449, 9995188, 13564898, 27129796, 47477143, 94954286, 189908572]

約数ペア:

[(1, 189908572), (2, 94954286), (4, 47477143), (7, 27129796), (14, 13564898), (19, 9995188), (28, 6782449), (38, 4997594), (76, 2498797), (133, 1427884), (266, 713942), (487, 389956), (532, 356971), (733, 259084), (974, 194978), (1466, 129542), (1948, 97489), (2932, 64771), (3409, 55708), (5131, 37012), (6818, 27854), (9253, 20524), (10262, 18506), (13636, 13927)]