18269230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8419}}^1$

素因数の和:8464

約数の個数: 32

約数和(自身を含む): 38799360

約数和(自身を除く): 20530130

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8419, 16838, 42095, 58933, 84190, 117866, 260989, 294665, 521978, 589330, 1304945, 1826923, 2609890, 3653846, 9134615, 18269230]

約数ペア:

[(1, 18269230), (2, 9134615), (5, 3653846), (7, 2609890), (10, 1826923), (14, 1304945), (31, 589330), (35, 521978), (62, 294665), (70, 260989), (155, 117866), (217, 84190), (310, 58933), (434, 42095), (1085, 16838), (2170, 8419)]