20120409108

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{36107}}^1$

素因数の和:36813

約数の個数: 72

約数和(自身を含む): 53151553728

約数和(自身を除く): 33031144620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 673, 828, 1346, 2019, 2692, 4038, 6057, 8076, 12114, 15479, 24228, 30958, 36107, 46437, 61916, 72214, 92874, 108321, 139311, 144428, 185748, 216642, 278622, 324963, 433284, 557244, 649926, 830461, 1299852, 1660922, 2491383, 3321844, 4982766, 7474149, 9965532, 14948298, 24300011, 29896596, 48600022, 72900033, 97200044, 145800066, 218700099, 291600132, 437400198, 558900253, 874800396, 1117800506, 1676700759, 2235601012, 3353401518, 5030102277, 6706803036, 10060204554, 20120409108]

約数ペア:

[(1, 20120409108), (2, 10060204554), (3, 6706803036), (4, 5030102277), (6, 3353401518), (9, 2235601012), (12, 1676700759), (18, 1117800506), (23, 874800396), (36, 558900253), (46, 437400198), (69, 291600132), (92, 218700099), (138, 145800066), (207, 97200044), (276, 72900033), (414, 48600022), (673, 29896596), (828, 24300011), (1346, 14948298), (2019, 9965532), (2692, 7474149), (4038, 4982766), (6057, 3321844), (8076, 2491383), (12114, 1660922), (15479, 1299852), (24228, 830461), (30958, 649926), (36107, 557244), (46437, 433284), (61916, 324963), (72214, 278622), (92874, 216642), (108321, 185748), (139311, 144428)]