20154900486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{942787}}^1$

素因数の和:943308

約数の個数: 32

約数和(自身を含む): 46158900480

約数和(自身を除く): 26003999994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509, 1018, 1527, 3054, 3563, 7126, 10689, 21378, 942787, 1885574, 2828361, 5656722, 6599509, 13199018, 19798527, 39597054, 479878583, 959757166, 1439635749, 2879271498, 3359150081, 6718300162, 10077450243, 20154900486]

約数ペア:

[(1, 20154900486), (2, 10077450243), (3, 6718300162), (6, 3359150081), (7, 2879271498), (14, 1439635749), (21, 959757166), (42, 479878583), (509, 39597054), (1018, 19798527), (1527, 13199018), (3054, 6599509), (3563, 5656722), (7126, 2828361), (10689, 1885574), (21378, 942787)]