17909970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2459

約数の個数: 64

約数和(自身を含む): 48746880

約数和(自身を除く): 30836910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2417, 2470, 3705, 4834, 7251, 7410, 12085, 14502, 24170, 31421, 36255, 45923, 62842, 72510, 91846, 94263, 137769, 157105, 188526, 229615, 275538, 314210, 459230, 471315, 596999, 688845, 942630, 1193998, 1377690, 1790997, 2984995, 3581994, 5969990, 8954985, 17909970]

約数ペア:

[(1, 17909970), (2, 8954985), (3, 5969990), (5, 3581994), (6, 2984995), (10, 1790997), (13, 1377690), (15, 1193998), (19, 942630), (26, 688845), (30, 596999), (38, 471315), (39, 459230), (57, 314210), (65, 275538), (78, 229615), (95, 188526), (114, 157105), (130, 137769), (190, 94263), (195, 91846), (247, 72510), (285, 62842), (390, 45923), (494, 36255), (570, 31421), (741, 24170), (1235, 14502), (1482, 12085), (2417, 7410), (2470, 7251), (3705, 4834)]