20621076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7919}}^1$

素因数の和:7964

約数の個数: 48

約数和(自身を含む): 56770560

約数和(自身を除く): 36149484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7919, 15838, 23757, 31676, 47514, 55433, 95028, 110866, 166299, 221732, 245489, 332598, 490978, 665196, 736467, 981956, 1472934, 1718423, 2945868, 3436846, 5155269, 6873692, 10310538, 20621076]

約数ペア:

[(1, 20621076), (2, 10310538), (3, 6873692), (4, 5155269), (6, 3436846), (7, 2945868), (12, 1718423), (14, 1472934), (21, 981956), (28, 736467), (31, 665196), (42, 490978), (62, 332598), (84, 245489), (93, 221732), (124, 166299), (186, 110866), (217, 95028), (372, 55433), (434, 47514), (651, 31676), (868, 23757), (1302, 15838), (2604, 7919)]