20962284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4166

約数の個数: 48

約数和(自身を含む): 56829696

約数和(自身を除く): 35867412

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 4091, 5124, 8182, 12273, 16364, 24546, 28637, 49092, 57274, 85911, 114548, 171822, 249551, 343644, 499102, 748653, 998204, 1497306, 1746857, 2994612, 3493714, 5240571, 6987428, 10481142, 20962284]

約数ペア:

[(1, 20962284), (2, 10481142), (3, 6987428), (4, 5240571), (6, 3493714), (7, 2994612), (12, 1746857), (14, 1497306), (21, 998204), (28, 748653), (42, 499102), (61, 343644), (84, 249551), (122, 171822), (183, 114548), (244, 85911), (366, 57274), (427, 49092), (732, 28637), (854, 24546), (1281, 16364), (1708, 12273), (2562, 8182), (4091, 5124)]