20133067983

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{1823}}^1$

素因数の和:2252

約数の個数: 64

約数和(自身を含む): 32779468800

約数和(自身を除く): 12646400817

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 311, 399, 623, 933, 1691, 1823, 1869, 2177, 5073, 5469, 5909, 6531, 11837, 12761, 17727, 27679, 34637, 35511, 38283, 41363, 83037, 103911, 124089, 162247, 193753, 242459, 486741, 525901, 566953, 581259, 727377, 1135729, 1577703, 1700859, 3082693, 3407187, 3681307, 3968671, 9248079, 10772107, 11043921, 11906013, 21578851, 32316321, 50458817, 64736553, 75404749, 151376451, 226214247, 353211719, 958717523, 1059635157, 2876152569, 6711022661, 20133067983]

約数ペア:

[(1, 20133067983), (3, 6711022661), (7, 2876152569), (19, 1059635157), (21, 958717523), (57, 353211719), (89, 226214247), (133, 151376451), (267, 75404749), (311, 64736553), (399, 50458817), (623, 32316321), (933, 21578851), (1691, 11906013), (1823, 11043921), (1869, 10772107), (2177, 9248079), (5073, 3968671), (5469, 3681307), (5909, 3407187), (6531, 3082693), (11837, 1700859), (12761, 1577703), (17727, 1135729), (27679, 727377), (34637, 581259), (35511, 566953), (38283, 525901), (41363, 486741), (83037, 242459), (103911, 193753), (124089, 162247)]