20869608

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51151}}^1$

素因数の和:51177

約数の個数: 32

約数和(自身を含む): 55244160

約数和(自身を除く): 34374552

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51151, 102302, 153453, 204604, 306906, 409208, 613812, 869567, 1227624, 1739134, 2608701, 3478268, 5217402, 6956536, 10434804, 20869608]

約数ペア:

[(1, 20869608), (2, 10434804), (3, 6956536), (4, 5217402), (6, 3478268), (8, 2608701), (12, 1739134), (17, 1227624), (24, 869567), (34, 613812), (51, 409208), (68, 306906), (102, 204604), (136, 153453), (204, 102302), (408, 51151)]