20880822031432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{60727}}^1\times {\mathrm{11069}}^1$

素因数の和:72166

約数の個数: 64

約数和(自身を含む): 42836340931200

約数和(自身を除く): 21955518899768

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 353, 706, 1412, 2824, 3883, 7766, 11069, 15532, 22138, 31064, 44276, 60727, 88552, 121454, 121759, 242908, 243518, 485816, 487036, 667997, 974072, 1335994, 2671988, 3907357, 5343976, 7814714, 15629428, 21436631, 31258856, 42873262, 42980927, 85746524, 85961854, 171493048, 171923708, 235802941, 343847416, 471605882, 672187163, 943211764, 1344374326, 1886423528, 2688748652, 5377497304, 7394058793, 14788117586, 29576235172, 59152470344, 237282068539, 474564137078, 949128274156, 1898256548312, 2610102753929, 5220205507858, 10440411015716, 20880822031432]

約数ペア:

[(1, 20880822031432), (2, 10440411015716), (4, 5220205507858), (8, 2610102753929), (11, 1898256548312), (22, 949128274156), (44, 474564137078), (88, 237282068539), (353, 59152470344), (706, 29576235172), (1412, 14788117586), (2824, 7394058793), (3883, 5377497304), (7766, 2688748652), (11069, 1886423528), (15532, 1344374326), (22138, 943211764), (31064, 672187163), (44276, 471605882), (60727, 343847416), (88552, 235802941), (121454, 171923708), (121759, 171493048), (242908, 85961854), (243518, 85746524), (485816, 42980927), (487036, 42873262), (667997, 31258856), (974072, 21436631), (1335994, 15629428), (2671988, 7814714), (3907357, 5343976)]