20127562

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 38368512

約数和(自身を除く): 18240950

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 169, 181, 182, 329, 338, 362, 611, 658, 1183, 1222, 1267, 2353, 2366, 2534, 4277, 4706, 7943, 8507, 8554, 15886, 16471, 17014, 30589, 32942, 55601, 59549, 61178, 110591, 111202, 119098, 214123, 221182, 428246, 774137, 1437683, 1548274, 2875366, 10063781, 20127562]

約数ペア:

[(1, 20127562), (2, 10063781), (7, 2875366), (13, 1548274), (14, 1437683), (26, 774137), (47, 428246), (91, 221182), (94, 214123), (169, 119098), (181, 111202), (182, 110591), (329, 61178), (338, 59549), (362, 55601), (611, 32942), (658, 30589), (1183, 17014), (1222, 16471), (1267, 15886), (2353, 8554), (2366, 8507), (2534, 7943), (4277, 4706)]