19306872

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20627}}^1$

素因数の和:20652

約数の個数: 48

約数和(自身を含む): 56314440

約数和(自身を除く): 37007568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20627, 41254, 61881, 82508, 123762, 165016, 185643, 247524, 268151, 371286, 495048, 536302, 742572, 804453, 1072604, 1485144, 1608906, 2145208, 2413359, 3217812, 4826718, 6435624, 9653436, 19306872]

約数ペア:

[(1, 19306872), (2, 9653436), (3, 6435624), (4, 4826718), (6, 3217812), (8, 2413359), (9, 2145208), (12, 1608906), (13, 1485144), (18, 1072604), (24, 804453), (26, 742572), (36, 536302), (39, 495048), (52, 371286), (72, 268151), (78, 247524), (104, 185643), (117, 165016), (156, 123762), (234, 82508), (312, 61881), (468, 41254), (936, 20627)]