20089272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 37695048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 607, 788, 1182, 1214, 1379, 1576, 1821, 2364, 2428, 2758, 3642, 4137, 4249, 4728, 4856, 5516, 7284, 8274, 8498, 11032, 12747, 14568, 16548, 16996, 25494, 33096, 33992, 50988, 101976, 119579, 239158, 358737, 478316, 717474, 837053, 956632, 1434948, 1674106, 2511159, 2869896, 3348212, 5022318, 6696424, 10044636, 20089272]

約数ペア:

[(1, 20089272), (2, 10044636), (3, 6696424), (4, 5022318), (6, 3348212), (7, 2869896), (8, 2511159), (12, 1674106), (14, 1434948), (21, 956632), (24, 837053), (28, 717474), (42, 478316), (56, 358737), (84, 239158), (168, 119579), (197, 101976), (394, 50988), (591, 33992), (607, 33096), (788, 25494), (1182, 16996), (1214, 16548), (1379, 14568), (1576, 12747), (1821, 11032), (2364, 8498), (2428, 8274), (2758, 7284), (3642, 5516), (4137, 4856), (4249, 4728)]