12990974

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 20055600

約数和(自身を除く): 7064626

約数列:

[1, 2, 59, 89, 118, 178, 1237, 2474, 5251, 10502, 72983, 110093, 145966, 220186, 6495487, 12990974]

約数ペア:

[(1, 12990974), (2, 6495487), (59, 220186), (89, 145966), (118, 110093), (178, 72983), (1237, 10502), (2474, 5251)]