642622142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{457057}}^1$

素因数の和:457115

約数の個数: 16

約数和(自身を含む): 1042092240

約数和(自身を除く): 399470098

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 457057, 914114, 8684083, 16911109, 17368166, 33822218, 321311071, 642622142]

約数ペア:

[(1, 642622142), (2, 321311071), (19, 33822218), (37, 17368166), (38, 16911109), (74, 8684083), (703, 914114), (1406, 457057)]