20622056

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2179}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 47872800

約数和(自身を除く): 27250744

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2179, 2366, 4358, 4732, 8716, 9464, 15253, 17432, 28327, 30506, 56654, 61012, 113308, 122024, 198289, 226616, 368251, 396578, 736502, 793156, 1473004, 1586312, 2577757, 2946008, 5155514, 10311028, 20622056]

約数ペア:

[(1, 20622056), (2, 10311028), (4, 5155514), (7, 2946008), (8, 2577757), (13, 1586312), (14, 1473004), (26, 793156), (28, 736502), (52, 396578), (56, 368251), (91, 226616), (104, 198289), (169, 122024), (182, 113308), (338, 61012), (364, 56654), (676, 30506), (728, 28327), (1183, 17432), (1352, 15253), (2179, 9464), (2366, 8716), (4358, 4732)]