25279804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2794

約数の個数: 36

約数和(自身を含む): 51205000

約数和(自身を除く): 25925196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 2749, 4598, 5498, 9196, 10996, 30239, 52231, 60478, 104462, 120956, 208924, 332629, 574541, 665258, 1149082, 1330516, 2298164, 6319951, 12639902, 25279804]

約数ペア:

[(1, 25279804), (2, 12639902), (4, 6319951), (11, 2298164), (19, 1330516), (22, 1149082), (38, 665258), (44, 574541), (76, 332629), (121, 208924), (209, 120956), (242, 104462), (418, 60478), (484, 52231), (836, 30239), (2299, 10996), (2749, 9196), (4598, 5498)]