18007860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23087}}^1$

素因数の和:23112

約数の個数: 48

約数和(自身を含む): 54302976

約数和(自身を除く): 36295116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23087, 46174, 69261, 92348, 115435, 138522, 230870, 277044, 300131, 346305, 461740, 600262, 692610, 900393, 1200524, 1385220, 1500655, 1800786, 3001310, 3601572, 4501965, 6002620, 9003930, 18007860]

約数ペア:

[(1, 18007860), (2, 9003930), (3, 6002620), (4, 4501965), (5, 3601572), (6, 3001310), (10, 1800786), (12, 1500655), (13, 1385220), (15, 1200524), (20, 900393), (26, 692610), (30, 600262), (39, 461740), (52, 346305), (60, 300131), (65, 277044), (78, 230870), (130, 138522), (156, 115435), (195, 92348), (260, 69261), (390, 46174), (780, 23087)]