20852468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57287}}^1$

素因数の和:57311

約数の個数: 24

約数和(自身を含む): 44913792

約数和(自身を除く): 24061324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57287, 114574, 229148, 401009, 744731, 802018, 1489462, 1604036, 2978924, 5213117, 10426234, 20852468]

約数ペア:

[(1, 20852468), (2, 10426234), (4, 5213117), (7, 2978924), (13, 1604036), (14, 1489462), (26, 802018), (28, 744731), (52, 401009), (91, 229148), (182, 114574), (364, 57287)]