18254936

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1801}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 39355680

約数和(自身を除く): 21100744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 1801, 2534, 3602, 5068, 7204, 10136, 12607, 14408, 25214, 50428, 100856, 325981, 651962, 1303924, 2281867, 2607848, 4563734, 9127468, 18254936]

約数ペア:

[(1, 18254936), (2, 9127468), (4, 4563734), (7, 2607848), (8, 2281867), (14, 1303924), (28, 651962), (56, 325981), (181, 100856), (362, 50428), (724, 25214), (1267, 14408), (1448, 12607), (1801, 10136), (2534, 7204), (3602, 5068)]