19305219

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 27998208

約数和(自身を除く): 8692989

約数列:

[1, 3, 31, 41, 61, 83, 93, 123, 183, 249, 1271, 1891, 2501, 2573, 3403, 3813, 5063, 5673, 7503, 7719, 10209, 15189, 77531, 105493, 156953, 207583, 232593, 316479, 470859, 622749, 6435073, 19305219]

約数ペア:

[(1, 19305219), (3, 6435073), (31, 622749), (41, 470859), (61, 316479), (83, 232593), (93, 207583), (123, 156953), (183, 105493), (249, 77531), (1271, 15189), (1891, 10209), (2501, 7719), (2573, 7503), (3403, 5673), (3813, 5063)]