20005925955

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{69317}}^1$

素因数の和:69667

約数の個数: 32

約数和(自身を含む): 32580569088

約数和(自身を除く): 12574643133

約数列:

[1, 3, 5, 15, 71, 213, 271, 355, 813, 1065, 1355, 4065, 19241, 57723, 69317, 96205, 207951, 288615, 346585, 1039755, 4921507, 14764521, 18784907, 24607535, 56354721, 73822605, 93924535, 281773605, 1333728397, 4001185191, 6668641985, 20005925955]

約数ペア:

[(1, 20005925955), (3, 6668641985), (5, 4001185191), (15, 1333728397), (71, 281773605), (213, 93924535), (271, 73822605), (355, 56354721), (813, 24607535), (1065, 18784907), (1355, 14764521), (4065, 4921507), (19241, 1039755), (57723, 346585), (69317, 288615), (96205, 207951)]