20122592378

素因数分解:

$2^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2758787}}^1$

素因数の和:2759317

約数の個数: 16

約数和(自身を含む): 34562096064

約数和(自身を除く): 14439503686

約数列:

[1, 2, 7, 14, 521, 1042, 3647, 7294, 2758787, 5517574, 19311509, 38623018, 1437328027, 2874656054, 10061296189, 20122592378]

約数ペア:

[(1, 20122592378), (2, 10061296189), (7, 2874656054), (14, 1437328027), (521, 38623018), (1042, 19311509), (3647, 5517574), (7294, 2758787)]