38421448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 77837760

約数和(自身を除く): 39416312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 571, 647, 1142, 1294, 2284, 2588, 4568, 5176, 7423, 8411, 14846, 16822, 29692, 33644, 59384, 67288, 369437, 738874, 1477748, 2955496, 4802681, 9605362, 19210724, 38421448]

約数ペア:

[(1, 38421448), (2, 19210724), (4, 9605362), (8, 4802681), (13, 2955496), (26, 1477748), (52, 738874), (104, 369437), (571, 67288), (647, 59384), (1142, 33644), (1294, 29692), (2284, 16822), (2588, 14846), (4568, 8411), (5176, 7423)]