2009905179964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1\times {\mathrm{1264699}}^1$

素因数の和:1266634

約数の個数: 48

約数和(自身を含む): 4041171792000

約数和(自身を除く): 2031266612036

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1901, 3802, 7604, 20911, 36119, 41822, 72238, 83644, 144476, 397309, 794618, 1264699, 1589236, 2529398, 5058796, 13911689, 24029281, 27823378, 48058562, 55646756, 96117124, 264322091, 528644182, 1057288364, 2404192799, 4808385598, 9616771196, 26446120789, 45679663181, 52892241578, 91359326362, 105784483156, 182718652724, 502476294991, 1004952589982, 2009905179964]

約数ペア:

[(1, 2009905179964), (2, 1004952589982), (4, 502476294991), (11, 182718652724), (19, 105784483156), (22, 91359326362), (38, 52892241578), (44, 45679663181), (76, 26446120789), (209, 9616771196), (418, 4808385598), (836, 2404192799), (1901, 1057288364), (3802, 528644182), (7604, 264322091), (20911, 96117124), (36119, 55646756), (41822, 48058562), (72238, 27823378), (83644, 24029281), (144476, 13911689), (397309, 5058796), (794618, 2529398), (1264699, 1589236)]