19263796905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{65393}}^1$

素因数の和:65921

約数の個数: 32

約数和(自身を含む): 31640232960

約数和(自身を除く): 12376436055

約数列:

[1, 3, 5, 15, 41, 123, 205, 479, 615, 1437, 2395, 7185, 19639, 58917, 65393, 98195, 196179, 294585, 326965, 980895, 2681113, 8043339, 13405565, 31323247, 40216695, 93969741, 156616235, 469848705, 1284253127, 3852759381, 6421265635, 19263796905]

約数ペア:

[(1, 19263796905), (3, 6421265635), (5, 3852759381), (15, 1284253127), (41, 469848705), (123, 156616235), (205, 93969741), (479, 40216695), (615, 31323247), (1437, 13405565), (2395, 8043339), (7185, 2681113), (19639, 980895), (58917, 326965), (65393, 294585), (98195, 196179)]