18556728

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{16451}}^1$

素因数の和:16507

約数の個数: 32

約数和(自身を含む): 47381760

約数和(自身を除く): 28825032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 16451, 32902, 49353, 65804, 98706, 131608, 197412, 394824, 773197, 1546394, 2319591, 3092788, 4639182, 6185576, 9278364, 18556728]

約数ペア:

[(1, 18556728), (2, 9278364), (3, 6185576), (4, 4639182), (6, 3092788), (8, 2319591), (12, 1546394), (24, 773197), (47, 394824), (94, 197412), (141, 131608), (188, 98706), (282, 65804), (376, 49353), (564, 32902), (1128, 16451)]