20191106

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 35417088

約数和(自身を除く): 15225982

約数列:

[1, 2, 13, 26, 31, 41, 47, 62, 82, 94, 169, 338, 403, 533, 611, 806, 1066, 1222, 1271, 1457, 1927, 2542, 2914, 3854, 5239, 6929, 7943, 10478, 13858, 15886, 16523, 18941, 25051, 33046, 37882, 50102, 59737, 119474, 214799, 246233, 325663, 429598, 492466, 651326, 776581, 1553162, 10095553, 20191106]

約数ペア:

[(1, 20191106), (2, 10095553), (13, 1553162), (26, 776581), (31, 651326), (41, 492466), (47, 429598), (62, 325663), (82, 246233), (94, 214799), (169, 119474), (338, 59737), (403, 50102), (533, 37882), (611, 33046), (806, 25051), (1066, 18941), (1222, 16523), (1271, 15886), (1457, 13858), (1927, 10478), (2542, 7943), (2914, 6929), (3854, 5239)]