20760408

素因数分解:

$2^3\times 3^3\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 37300392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 223, 431, 446, 669, 862, 892, 1293, 1338, 1724, 1784, 2007, 2586, 2676, 3448, 3879, 4014, 5172, 5352, 6021, 7758, 8028, 10344, 11637, 12042, 15516, 16056, 23274, 24084, 31032, 46548, 48168, 93096, 96113, 192226, 288339, 384452, 576678, 768904, 865017, 1153356, 1730034, 2306712, 2595051, 3460068, 5190102, 6920136, 10380204, 20760408]

約数ペア:

[(1, 20760408), (2, 10380204), (3, 6920136), (4, 5190102), (6, 3460068), (8, 2595051), (9, 2306712), (12, 1730034), (18, 1153356), (24, 865017), (27, 768904), (36, 576678), (54, 384452), (72, 288339), (108, 192226), (216, 96113), (223, 93096), (431, 48168), (446, 46548), (669, 31032), (862, 24084), (892, 23274), (1293, 16056), (1338, 15516), (1724, 12042), (1784, 11637), (2007, 10344), (2586, 8028), (2676, 7758), (3448, 6021), (3879, 5352), (4014, 5172)]