18747144

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20029}}^1$

素因数の和:20054

約数の個数: 48

約数和(自身を含む): 54681900

約数和(自身を除く): 35934756

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, 20029, 40058, 60087, 80116, 120174, 160232, 180261, 240348, 260377, 360522, 480696, 520754, 721044, 781131, 1041508, 1442088, 1562262, 2083016, 2343393, 3124524, 4686786, 6249048, 9373572, 18747144]

約数ペア:

[(1, 18747144), (2, 9373572), (3, 6249048), (4, 4686786), (6, 3124524), (8, 2343393), (9, 2083016), (12, 1562262), (13, 1442088), (18, 1041508), (24, 781131), (26, 721044), (36, 520754), (39, 480696), (52, 360522), (72, 260377), (78, 240348), (104, 180261), (117, 160232), (156, 120174), (234, 80116), (312, 60087), (468, 40058), (936, 20029)]