20121841808

素因数分解:

$2^4\times {\mathrm{1493}}^1\times {\mathrm{842341}}^1$

素因数の和:843842

約数の個数: 20

約数和(自身を含む): 39012227388

約数和(自身を除く): 18890385580

約数列:

[1, 2, 4, 8, 16, 1493, 2986, 5972, 11944, 23888, 842341, 1684682, 3369364, 6738728, 13477456, 1257615113, 2515230226, 5030460452, 10060920904, 20121841808]

約数ペア:

[(1, 20121841808), (2, 10060920904), (4, 5030460452), (8, 2515230226), (16, 1257615113), (1493, 13477456), (2986, 6738728), (5972, 3369364), (11944, 1684682), (23888, 842341)]