19019715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8867}}^1$

素因数の和:8899

約数の個数: 32

約数和(自身を含む): 35755776

約数和(自身を除く): 16736061

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 8867, 26601, 44335, 97537, 115271, 133005, 292611, 345813, 487685, 576355, 1267981, 1463055, 1729065, 3803943, 6339905, 19019715]

約数ペア:

[(1, 19019715), (3, 6339905), (5, 3803943), (11, 1729065), (13, 1463055), (15, 1267981), (33, 576355), (39, 487685), (55, 345813), (65, 292611), (143, 133005), (165, 115271), (195, 97537), (429, 44335), (715, 26601), (2145, 8867)]