20065236490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2531}}^1\times {\mathrm{4691}}^1$

素因数の和:7255

約数の個数: 48

約数和(自身を含む): 39133194336

約数和(自身を除く): 19067957846

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2531, 4691, 5062, 9382, 12655, 23455, 25310, 32903, 46910, 60983, 65806, 121966, 164515, 304915, 329030, 427739, 609830, 792779, 855478, 1585558, 2138695, 3963895, 4277390, 7927790, 11872921, 23745842, 59364605, 118729210, 154347973, 308695946, 771739865, 1543479730, 2006523649, 4013047298, 10032618245, 20065236490]

約数ペア:

[(1, 20065236490), (2, 10032618245), (5, 4013047298), (10, 2006523649), (13, 1543479730), (26, 771739865), (65, 308695946), (130, 154347973), (169, 118729210), (338, 59364605), (845, 23745842), (1690, 11872921), (2531, 7927790), (4691, 4277390), (5062, 3963895), (9382, 2138695), (12655, 1585558), (23455, 855478), (25310, 792779), (32903, 609830), (46910, 427739), (60983, 329030), (65806, 304915), (121966, 164515)]