18801286

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 34385472

約数和(自身を除く): 15584186

約数列:

[1, 2, 7, 14, 17, 34, 119, 197, 238, 394, 401, 802, 1379, 2758, 2807, 3349, 5614, 6698, 6817, 13634, 23443, 46886, 47719, 78997, 95438, 157994, 552979, 1105958, 1342949, 2685898, 9400643, 18801286]

約数ペア:

[(1, 18801286), (2, 9400643), (7, 2685898), (14, 1342949), (17, 1105958), (34, 552979), (119, 157994), (197, 95438), (238, 78997), (394, 47719), (401, 46886), (802, 23443), (1379, 13634), (2758, 6817), (2807, 6698), (3349, 5614)]