18649716

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 46186560

約数和(自身を除く): 27536844

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 157, 228, 314, 471, 521, 628, 942, 1042, 1563, 1884, 2084, 2983, 3126, 5966, 6252, 8949, 9899, 11932, 17898, 19798, 29697, 35796, 39596, 59394, 81797, 118788, 163594, 245391, 327188, 490782, 981564, 1554143, 3108286, 4662429, 6216572, 9324858, 18649716]

約数ペア:

[(1, 18649716), (2, 9324858), (3, 6216572), (4, 4662429), (6, 3108286), (12, 1554143), (19, 981564), (38, 490782), (57, 327188), (76, 245391), (114, 163594), (157, 118788), (228, 81797), (314, 59394), (471, 39596), (521, 35796), (628, 29697), (942, 19798), (1042, 17898), (1563, 11932), (1884, 9899), (2084, 8949), (2983, 6252), (3126, 5966)]