20675676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5237}}^1$

素因数の和:5298

約数の個数: 48

約数和(自身を含む): 56318976

約数和(自身を除く): 35643300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5237, 10474, 15711, 20948, 31422, 36659, 62844, 73318, 109977, 146636, 219954, 246139, 439908, 492278, 738417, 984556, 1476834, 1722973, 2953668, 3445946, 5168919, 6891892, 10337838, 20675676]

約数ペア:

[(1, 20675676), (2, 10337838), (3, 6891892), (4, 5168919), (6, 3445946), (7, 2953668), (12, 1722973), (14, 1476834), (21, 984556), (28, 738417), (42, 492278), (47, 439908), (84, 246139), (94, 219954), (141, 146636), (188, 109977), (282, 73318), (329, 62844), (564, 36659), (658, 31422), (987, 20948), (1316, 15711), (1974, 10474), (3948, 5237)]