2006019772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 3762612000

約数和(自身を除く): 1756592228

約数列:

[1, 2, 4, 19, 38, 76, 89, 157, 178, 314, 356, 628, 1691, 1889, 2983, 3382, 3778, 5966, 6764, 7556, 11932, 13973, 27946, 35891, 55892, 71782, 143564, 168121, 265487, 296573, 336242, 530974, 593146, 672484, 1061948, 1186292, 3194299, 5634887, 6388598, 11269774, 12777196, 22539548, 26394997, 52789994, 105579988, 501504943, 1003009886, 2006019772]

約数ペア:

[(1, 2006019772), (2, 1003009886), (4, 501504943), (19, 105579988), (38, 52789994), (76, 26394997), (89, 22539548), (157, 12777196), (178, 11269774), (314, 6388598), (356, 5634887), (628, 3194299), (1691, 1186292), (1889, 1061948), (2983, 672484), (3382, 593146), (3778, 530974), (5966, 336242), (6764, 296573), (7556, 265487), (11932, 168121), (13973, 143564), (27946, 71782), (35891, 55892)]