17865947

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1274

約数の個数: 16

約数和(自身を含む): 20814720

約数和(自身を除く): 2948773

約数列:

[1, 11, 19, 73, 209, 803, 1171, 1387, 12881, 15257, 22249, 85483, 244739, 940313, 1624177, 17865947]

約数ペア:

[(1, 17865947), (11, 1624177), (19, 940313), (73, 244739), (209, 85483), (803, 22249), (1171, 15257), (1387, 12881)]