1818260794

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 3297503232

約数和(自身を除く): 1479242438

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 173, 217, 346, 397, 427, 434, 794, 854, 1211, 1891, 2422, 2779, 3782, 5363, 5558, 10553, 10726, 12307, 13237, 21106, 24217, 24614, 26474, 37541, 48434, 68681, 73871, 75082, 86149, 137362, 147742, 169519, 172298, 327143, 339038, 480767, 654286, 750727, 961534, 1501454, 2129111, 2290001, 4189541, 4258222, 4580002, 5255089, 8379082, 10510178, 14903777, 29326787, 29807554, 58653574, 129875771, 259751542, 909130397, 1818260794]

約数ペア:

[(1, 1818260794), (2, 909130397), (7, 259751542), (14, 129875771), (31, 58653574), (61, 29807554), (62, 29326787), (122, 14903777), (173, 10510178), (217, 8379082), (346, 5255089), (397, 4580002), (427, 4258222), (434, 4189541), (794, 2290001), (854, 2129111), (1211, 1501454), (1891, 961534), (2422, 750727), (2779, 654286), (3782, 480767), (5363, 339038), (5558, 327143), (10553, 172298), (10726, 169519), (12307, 147742), (13237, 137362), (21106, 86149), (24217, 75082), (24614, 73871), (26474, 68681), (37541, 48434)]