1989638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 3677184

約数和(自身を除く): 1687546

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 167, 259, 322, 334, 518, 851, 1169, 1702, 2338, 3841, 5957, 6179, 7682, 11914, 12358, 26887, 43253, 53774, 86506, 142117, 284234, 994819, 1989638]

約数ペア:

[(1, 1989638), (2, 994819), (7, 284234), (14, 142117), (23, 86506), (37, 53774), (46, 43253), (74, 26887), (161, 12358), (167, 11914), (259, 7682), (322, 6179), (334, 5957), (518, 3841), (851, 2338), (1169, 1702)]