20236521555

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{199247}}^1$

素因数の和:199356

約数の個数: 48

約数和(自身を含む): 36615406464

約数和(自身を除く): 16378884909

約数列:

[1, 3, 5, 9, 15, 37, 45, 61, 111, 183, 185, 305, 333, 549, 555, 915, 1665, 2257, 2745, 6771, 11285, 20313, 33855, 101565, 199247, 597741, 996235, 1793223, 2988705, 7372139, 8966115, 12154067, 22116417, 36462201, 36860695, 60770335, 66349251, 109386603, 110582085, 182311005, 331746255, 449700479, 546933015, 1349101437, 2248502395, 4047304311, 6745507185, 20236521555]

約数ペア:

[(1, 20236521555), (3, 6745507185), (5, 4047304311), (9, 2248502395), (15, 1349101437), (37, 546933015), (45, 449700479), (61, 331746255), (111, 182311005), (183, 110582085), (185, 109386603), (305, 66349251), (333, 60770335), (549, 36860695), (555, 36462201), (915, 22116417), (1665, 12154067), (2257, 8966115), (2745, 7372139), (6771, 2988705), (11285, 1793223), (20313, 996235), (33855, 597741), (101565, 199247)]