2019428908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{122449}}^1$

素因数の和:122510

約数の個数: 48

約数和(自身を含む): 4388608000

約数和(自身を除く): 2369179092

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 122449, 244898, 489796, 857143, 1714286, 2326531, 3428572, 3795919, 4653062, 7591838, 9306124, 15183676, 16285717, 26571433, 32571434, 53142866, 65142868, 72122461, 106285732, 144244922, 288489844, 504857227, 1009714454, 2019428908]

約数ペア:

[(1, 2019428908), (2, 1009714454), (4, 504857227), (7, 288489844), (14, 144244922), (19, 106285732), (28, 72122461), (31, 65142868), (38, 53142866), (62, 32571434), (76, 26571433), (124, 16285717), (133, 15183676), (217, 9306124), (266, 7591838), (434, 4653062), (532, 3795919), (589, 3428572), (868, 2326531), (1178, 1714286), (2356, 857143), (4123, 489796), (8246, 244898), (16492, 122449)]