26807404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 54503680

約数和(自身を除く): 27696276

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 631, 817, 988, 1118, 1262, 1634, 2236, 2524, 3268, 8203, 10621, 11989, 16406, 21242, 23978, 27133, 32812, 42484, 47956, 54266, 108532, 155857, 311714, 352729, 515527, 623428, 705458, 1031054, 1410916, 2062108, 6701851, 13403702, 26807404]

約数ペア:

[(1, 26807404), (2, 13403702), (4, 6701851), (13, 2062108), (19, 1410916), (26, 1031054), (38, 705458), (43, 623428), (52, 515527), (76, 352729), (86, 311714), (172, 155857), (247, 108532), (494, 54266), (559, 47956), (631, 42484), (817, 32812), (988, 27133), (1118, 23978), (1262, 21242), (1634, 16406), (2236, 11989), (2524, 10621), (3268, 8203)]