20289698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 36372672

約数和(自身を除く): 16082974

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 286, 671, 793, 1163, 1342, 1586, 2326, 8723, 12793, 15119, 17446, 25586, 30238, 70943, 141886, 166309, 332618, 780373, 922259, 1560746, 1844518, 10144849, 20289698]

約数ペア:

[(1, 20289698), (2, 10144849), (11, 1844518), (13, 1560746), (22, 922259), (26, 780373), (61, 332618), (122, 166309), (143, 141886), (286, 70943), (671, 30238), (793, 25586), (1163, 17446), (1342, 15119), (1586, 12793), (2326, 8723)]