20959932

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5309}}^1$

素因数の和:5370

約数の個数: 48

約数和(自身を含む): 57093120

約数和(自身を除く): 36133188

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, 5309, 10618, 15927, 21236, 31854, 37163, 63708, 74326, 111489, 148652, 222978, 249523, 445956, 499046, 748569, 998092, 1497138, 1746661, 2994276, 3493322, 5239983, 6986644, 10479966, 20959932]

約数ペア:

[(1, 20959932), (2, 10479966), (3, 6986644), (4, 5239983), (6, 3493322), (7, 2994276), (12, 1746661), (14, 1497138), (21, 998092), (28, 748569), (42, 499046), (47, 445956), (84, 249523), (94, 222978), (141, 148652), (188, 111489), (282, 74326), (329, 63708), (564, 37163), (658, 31854), (987, 21236), (1316, 15927), (1974, 10618), (3948, 5309)]