2051216678

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{583727}}^1$

素因数の和:583987

約数の個数: 16

約数和(自身を含む): 3530386944

約数和(自身を除く): 1479170266

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 583727, 1167454, 4086089, 8172178, 146515477, 293030954, 1025608339, 2051216678]

約数ペア:

[(1, 2051216678), (2, 1025608339), (7, 293030954), (14, 146515477), (251, 8172178), (502, 4086089), (1757, 1167454), (3514, 583727)]