19845476

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 21643804

約数列:

[1, 2, 4, 7, 14, 28, 41, 59, 82, 118, 164, 236, 287, 293, 413, 574, 586, 826, 1148, 1172, 1652, 2051, 2419, 4102, 4838, 8204, 9676, 12013, 16933, 17287, 24026, 33866, 34574, 48052, 67732, 69148, 84091, 121009, 168182, 242018, 336364, 484036, 708767, 1417534, 2835068, 4961369, 9922738, 19845476]

約数ペア:

[(1, 19845476), (2, 9922738), (4, 4961369), (7, 2835068), (14, 1417534), (28, 708767), (41, 484036), (59, 336364), (82, 242018), (118, 168182), (164, 121009), (236, 84091), (287, 69148), (293, 67732), (413, 48052), (574, 34574), (586, 33866), (826, 24026), (1148, 17287), (1172, 16933), (1652, 12013), (2051, 9676), (2419, 8204), (4102, 4838)]