90820646

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{811}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 164478720

約数和(自身を除く): 73658074

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 421, 811, 842, 1622, 2947, 5677, 5894, 7999, 11354, 15409, 15998, 30818, 55993, 107863, 111986, 215726, 341431, 682862, 2390017, 4780034, 6487189, 12974378, 45410323, 90820646]

約数ペア:

[(1, 90820646), (2, 45410323), (7, 12974378), (14, 6487189), (19, 4780034), (38, 2390017), (133, 682862), (266, 341431), (421, 215726), (811, 111986), (842, 107863), (1622, 55993), (2947, 30818), (5677, 15998), (5894, 15409), (7999, 11354)]