20510147142

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{2003}}^1\times {\mathrm{2551}}^1$

素因数の和:4785

約数の個数: 48

約数和(自身を含む): 44677721088

約数和(自身を除く): 24167573946

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2003, 2007, 2551, 4006, 4014, 5102, 6009, 7653, 12018, 15306, 18027, 22959, 36054, 45918, 446669, 568873, 893338, 1137746, 1340007, 1706619, 2680014, 3413238, 4020021, 5109653, 5119857, 8040042, 10219306, 10239714, 15328959, 30657918, 45986877, 91973754, 1139452619, 2278905238, 3418357857, 6836715714, 10255073571, 20510147142]

約数ペア:

[(1, 20510147142), (2, 10255073571), (3, 6836715714), (6, 3418357857), (9, 2278905238), (18, 1139452619), (223, 91973754), (446, 45986877), (669, 30657918), (1338, 15328959), (2003, 10239714), (2007, 10219306), (2551, 8040042), (4006, 5119857), (4014, 5109653), (5102, 4020021), (6009, 3413238), (7653, 2680014), (12018, 1706619), (15306, 1340007), (18027, 1137746), (22959, 893338), (36054, 568873), (45918, 446669)]