203430608

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{208433}}^1$

素因数の和:208502

約数の個数: 20

約数和(自身を含む): 400610148

約数和(自身を除く): 197179540

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 208433, 416866, 833732, 1667464, 3334928, 12714413, 25428826, 50857652, 101715304, 203430608]

約数ペア:

[(1, 203430608), (2, 101715304), (4, 50857652), (8, 25428826), (16, 12714413), (61, 3334928), (122, 1667464), (244, 833732), (488, 416866), (976, 208433)]