208070972

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{20749}}^1$

素因数の和:20885

約数の個数: 24

約数和(自身を含む): 383460000

約数和(自身を除く): 175389028

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2507, 5014, 10028, 20749, 41498, 82996, 477227, 954454, 1908908, 2261641, 4523282, 9046564, 52017743, 104035486, 208070972]

約数ペア:

[(1, 208070972), (2, 104035486), (4, 52017743), (23, 9046564), (46, 4523282), (92, 2261641), (109, 1908908), (218, 954454), (436, 477227), (2507, 82996), (5014, 41498), (10028, 20749)]