20005949704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{281647}}^1$

素因数の和:282349

約数の個数: 32

約数和(自身を含む): 40455918720

約数和(自身を除く): 20449969016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 683, 1366, 2732, 5464, 8879, 17758, 35516, 71032, 281647, 563294, 1126588, 2253176, 3661411, 7322822, 14645644, 29291288, 192364901, 384729802, 769459604, 1538919208, 2500743713, 5001487426, 10002974852, 20005949704]

約数ペア:

[(1, 20005949704), (2, 10002974852), (4, 5001487426), (8, 2500743713), (13, 1538919208), (26, 769459604), (52, 384729802), (104, 192364901), (683, 29291288), (1366, 14645644), (2732, 7322822), (5464, 3661411), (8879, 2253176), (17758, 1126588), (35516, 563294), (71032, 281647)]