668996878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{7177}}^1$

素因数の和:7432

約数の個数: 32

約数和(自身を含む): 1157667840

約数和(自身を除く): 488670962

約数列:

[1, 2, 11, 19, 22, 38, 209, 223, 418, 446, 2453, 4237, 4906, 7177, 8474, 14354, 46607, 78947, 93214, 136363, 157894, 272726, 1499993, 1600471, 2999986, 3200942, 17605181, 30408949, 35210362, 60817898, 334498439, 668996878]

約数ペア:

[(1, 668996878), (2, 334498439), (11, 60817898), (19, 35210362), (22, 30408949), (38, 17605181), (209, 3200942), (223, 2999986), (418, 1600471), (446, 1499993), (2453, 272726), (4237, 157894), (4906, 136363), (7177, 93214), (8474, 78947), (14354, 46607)]