20607525

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1367}}^1$

素因数の和:1450

約数の個数: 36

約数和(自身を含む): 37488672

約数和(自身を除く): 16881147

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 603, 1005, 1367, 1675, 3015, 4101, 5025, 6835, 12303, 15075, 20505, 34175, 61515, 91589, 102525, 274767, 307575, 457945, 824301, 1373835, 2289725, 4121505, 6869175, 20607525]

約数ペア:

[(1, 20607525), (3, 6869175), (5, 4121505), (9, 2289725), (15, 1373835), (25, 824301), (45, 457945), (67, 307575), (75, 274767), (201, 102525), (225, 91589), (335, 61515), (603, 34175), (1005, 20505), (1367, 15075), (1675, 12303), (3015, 6835), (4101, 5025)]