20446416

素因数分解:

$2^4\times 3^2\times {\mathrm{107}}^1\times {\mathrm{1327}}^1$

素因数の和:1448

約数の個数: 60

約数和(自身を含む): 57799872

約数和(自身を除く): 37353456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 642, 856, 963, 1284, 1327, 1712, 1926, 2568, 2654, 3852, 3981, 5136, 5308, 7704, 7962, 10616, 11943, 15408, 15924, 21232, 23886, 31848, 47772, 63696, 95544, 141989, 191088, 283978, 425967, 567956, 851934, 1135912, 1277901, 1703868, 2271824, 2555802, 3407736, 5111604, 6815472, 10223208, 20446416]

約数ペア:

[(1, 20446416), (2, 10223208), (3, 6815472), (4, 5111604), (6, 3407736), (8, 2555802), (9, 2271824), (12, 1703868), (16, 1277901), (18, 1135912), (24, 851934), (36, 567956), (48, 425967), (72, 283978), (107, 191088), (144, 141989), (214, 95544), (321, 63696), (428, 47772), (642, 31848), (856, 23886), (963, 21232), (1284, 15924), (1327, 15408), (1712, 11943), (1926, 10616), (2568, 7962), (2654, 7704), (3852, 5308), (3981, 5136)]