19807090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 37040256

約数和(自身を除く): 17233166

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 631, 730, 1262, 3139, 3155, 6278, 6310, 15695, 27133, 31390, 46063, 54266, 92126, 135665, 230315, 271330, 460630, 1980709, 3961418, 9903545, 19807090]

約数ペア:

[(1, 19807090), (2, 9903545), (5, 3961418), (10, 1980709), (43, 460630), (73, 271330), (86, 230315), (146, 135665), (215, 92126), (365, 54266), (430, 46063), (631, 31390), (730, 27133), (1262, 15695), (3139, 6310), (3155, 6278)]