1916804955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{91867}}^1$

素因数の和:91995

約数の個数: 32

約数和(自身を含む): 3333705984

約数和(自身を除く): 1416901029

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 1391, 1605, 4173, 6955, 20865, 91867, 275601, 459335, 1194271, 1378005, 3582813, 5971355, 9829769, 17914065, 29489307, 49148845, 127786997, 147446535, 383360991, 638934985, 1916804955]

約数ペア:

[(1, 1916804955), (3, 638934985), (5, 383360991), (13, 147446535), (15, 127786997), (39, 49148845), (65, 29489307), (107, 17914065), (195, 9829769), (321, 5971355), (535, 3582813), (1391, 1378005), (1605, 1194271), (4173, 459335), (6955, 275601), (20865, 91867)]