38857988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 78427440

約数和(自身を除く): 39569452

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 113, 221, 226, 389, 442, 452, 778, 884, 1469, 1556, 1921, 2938, 3842, 5057, 5876, 6613, 7684, 10114, 13226, 20228, 24973, 26452, 43957, 49946, 85969, 87914, 99892, 171938, 175828, 343876, 571441, 747269, 1142882, 1494538, 2285764, 2989076, 9714497, 19428994, 38857988]

約数ペア:

[(1, 38857988), (2, 19428994), (4, 9714497), (13, 2989076), (17, 2285764), (26, 1494538), (34, 1142882), (52, 747269), (68, 571441), (113, 343876), (221, 175828), (226, 171938), (389, 99892), (442, 87914), (452, 85969), (778, 49946), (884, 43957), (1469, 26452), (1556, 24973), (1921, 20228), (2938, 13226), (3842, 10114), (5057, 7684), (5876, 6613)]