1984112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9539}}^1$

素因数の和:9560

約数の個数: 20

約数和(自身を含む): 4140360

約数和(自身を除く): 2156248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9539, 19078, 38156, 76312, 124007, 152624, 248014, 496028, 992056, 1984112]

約数ペア:

[(1, 1984112), (2, 992056), (4, 496028), (8, 248014), (13, 152624), (16, 124007), (26, 76312), (52, 38156), (104, 19078), (208, 9539)]