20257198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 34659072

約数和(自身を除く): 14401874

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 403, 533, 613, 806, 1066, 1226, 1271, 2542, 7969, 15938, 16523, 19003, 25133, 33046, 38006, 50266, 247039, 326729, 494078, 653458, 779123, 1558246, 10128599, 20257198]

約数ペア:

[(1, 20257198), (2, 10128599), (13, 1558246), (26, 779123), (31, 653458), (41, 494078), (62, 326729), (82, 247039), (403, 50266), (533, 38006), (613, 33046), (806, 25133), (1066, 19003), (1226, 16523), (1271, 15938), (2542, 7969)]