20161784061

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1047311}}^1$

素因数の和:1047374

約数の個数: 32

約数和(自身を含む): 32173424640

約数和(自身を除く): 12011640579

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 2139, 6417, 19251, 1047311, 3141933, 9425799, 24088153, 28277397, 32466641, 72264459, 97399923, 216793377, 292199769, 650380131, 746732743, 876599307, 2240198229, 6720594687, 20161784061]

約数ペア:

[(1, 20161784061), (3, 6720594687), (9, 2240198229), (23, 876599307), (27, 746732743), (31, 650380131), (69, 292199769), (93, 216793377), (207, 97399923), (279, 72264459), (621, 32466641), (713, 28277397), (837, 24088153), (2139, 9425799), (6417, 3141933), (19251, 1047311)]