16672940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{22531}}^1$

素因数の和:22577

約数の個数: 24

約数和(自身を含む): 35961072

約数和(自身を除く): 19288132

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 22531, 45062, 90124, 112655, 225310, 450620, 833647, 1667294, 3334588, 4168235, 8336470, 16672940]

約数ペア:

[(1, 16672940), (2, 8336470), (4, 4168235), (5, 3334588), (10, 1667294), (20, 833647), (37, 450620), (74, 225310), (148, 112655), (185, 90124), (370, 45062), (740, 22531)]