19225011

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 29611008

約数和(自身を除く): 10385997

約数列:

[1, 3, 13, 17, 39, 51, 107, 221, 271, 321, 663, 813, 1391, 1819, 3523, 4173, 4607, 5457, 10569, 13821, 23647, 28997, 59891, 70941, 86991, 179673, 376961, 492949, 1130883, 1478847, 6408337, 19225011]

約数ペア:

[(1, 19225011), (3, 6408337), (13, 1478847), (17, 1130883), (39, 492949), (51, 376961), (107, 179673), (221, 86991), (271, 70941), (321, 59891), (663, 28997), (813, 23647), (1391, 13821), (1819, 10569), (3523, 5457), (4173, 4607)]