20162591085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{642223}}^1$

素因数の和:642274

約数の個数: 64

約数和(自身を含む): 41431154688

約数和(自身を除く): 21268563603

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 345, 455, 483, 805, 897, 1365, 1495, 2093, 2415, 4485, 6279, 10465, 31395, 642223, 1926669, 3211115, 4495561, 8348899, 9633345, 13486683, 14771129, 22477805, 25046697, 41744495, 44313387, 58442293, 67433415, 73855645, 103397903, 125233485, 175326879, 192024677, 221566935, 292211465, 310193709, 516989515, 576074031, 876634395, 960123385, 1344172739, 1550968545, 2880370155, 4032518217, 6720863695, 20162591085]

約数ペア:

[(1, 20162591085), (3, 6720863695), (5, 4032518217), (7, 2880370155), (13, 1550968545), (15, 1344172739), (21, 960123385), (23, 876634395), (35, 576074031), (39, 516989515), (65, 310193709), (69, 292211465), (91, 221566935), (105, 192024677), (115, 175326879), (161, 125233485), (195, 103397903), (273, 73855645), (299, 67433415), (345, 58442293), (455, 44313387), (483, 41744495), (805, 25046697), (897, 22477805), (1365, 14771129), (1495, 13486683), (2093, 9633345), (2415, 8348899), (4485, 4495561), (6279, 3211115), (10465, 1926669), (31395, 642223)]