20975088

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 57833600

約数和(自身を除く): 36858512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 109, 114, 152, 211, 218, 228, 304, 327, 422, 436, 456, 633, 654, 844, 872, 912, 1266, 1308, 1688, 1744, 2071, 2532, 2616, 3376, 4009, 4142, 5064, 5232, 6213, 8018, 8284, 10128, 12027, 12426, 16036, 16568, 22999, 24054, 24852, 32072, 33136, 45998, 48108, 49704, 64144, 68997, 91996, 96216, 99408, 137994, 183992, 192432, 275988, 367984, 436981, 551976, 873962, 1103952, 1310943, 1747924, 2621886, 3495848, 5243772, 6991696, 10487544, 20975088]

約数ペア:

[(1, 20975088), (2, 10487544), (3, 6991696), (4, 5243772), (6, 3495848), (8, 2621886), (12, 1747924), (16, 1310943), (19, 1103952), (24, 873962), (38, 551976), (48, 436981), (57, 367984), (76, 275988), (109, 192432), (114, 183992), (152, 137994), (211, 99408), (218, 96216), (228, 91996), (304, 68997), (327, 64144), (422, 49704), (436, 48108), (456, 45998), (633, 33136), (654, 32072), (844, 24852), (872, 24054), (912, 22999), (1266, 16568), (1308, 16036), (1688, 12426), (1744, 12027), (2071, 10128), (2532, 8284), (2616, 8018), (3376, 6213), (4009, 5232), (4142, 5064)]