20123992922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1\times {\mathrm{1223}}^1$

素因数の和:2339

約数の個数: 64

約数和(自身を含む): 35533209600

約数和(自身を除く): 15409216678

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1049, 1223, 1426, 2098, 2446, 7843, 11539, 13453, 15686, 23078, 24127, 26906, 28129, 32519, 37913, 48254, 56258, 65038, 75826, 265397, 309419, 357709, 417043, 530794, 618838, 715418, 747937, 834086, 871999, 1282927, 1495874, 1743998, 2565854, 8227307, 9591989, 14112197, 16454614, 19183978, 28224394, 29507321, 39770737, 59014642, 79541474, 324580531, 437478107, 649161062, 874956214, 914726951, 1829453902, 10061996461, 20123992922]

約数ペア:

[(1, 20123992922), (2, 10061996461), (11, 1829453902), (22, 914726951), (23, 874956214), (31, 649161062), (46, 437478107), (62, 324580531), (253, 79541474), (341, 59014642), (506, 39770737), (682, 29507321), (713, 28224394), (1049, 19183978), (1223, 16454614), (1426, 14112197), (2098, 9591989), (2446, 8227307), (7843, 2565854), (11539, 1743998), (13453, 1495874), (15686, 1282927), (23078, 871999), (24127, 834086), (26906, 747937), (28129, 715418), (32519, 618838), (37913, 530794), (48254, 417043), (56258, 357709), (65038, 309419), (75826, 265397)]