221844194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18919}}^1$

素因数の和:18986

約数の個数: 32

約数和(自身を含む): 400498560

約数和(自身を除く): 178654366

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 5863, 11726, 18919, 37838, 208109, 245947, 416218, 491894, 775679, 1551358, 2705417, 5410834, 8532469, 10083827, 17064938, 20167654, 110922097, 221844194]

約数ペア:

[(1, 221844194), (2, 110922097), (11, 20167654), (13, 17064938), (22, 10083827), (26, 8532469), (41, 5410834), (82, 2705417), (143, 1551358), (286, 775679), (451, 491894), (533, 416218), (902, 245947), (1066, 208109), (5863, 37838), (11726, 18919)]