19745922

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1495

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 27203838

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1429, 1974, 2303, 2858, 4287, 4606, 6909, 8574, 10003, 13818, 20006, 30009, 60018, 67163, 70021, 134326, 140042, 201489, 210063, 402978, 420126, 470141, 940282, 1410423, 2820846, 3290987, 6581974, 9872961, 19745922]

約数ペア:

[(1, 19745922), (2, 9872961), (3, 6581974), (6, 3290987), (7, 2820846), (14, 1410423), (21, 940282), (42, 470141), (47, 420126), (49, 402978), (94, 210063), (98, 201489), (141, 140042), (147, 134326), (282, 70021), (294, 67163), (329, 60018), (658, 30009), (987, 20006), (1429, 13818), (1974, 10003), (2303, 8574), (2858, 6909), (4287, 4606)]