211026764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{20393}}^1$

素因数の和:20609

約数の個数: 24

約数和(自身を含む): 399722400

約数和(自身を除く): 188695636

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 5174, 10348, 20393, 40786, 81572, 265109, 530218, 1060436, 4058207, 8116414, 16232828, 52756691, 105513382, 211026764]

約数ペア:

[(1, 211026764), (2, 105513382), (4, 52756691), (13, 16232828), (26, 8116414), (52, 4058207), (199, 1060436), (398, 530218), (796, 265109), (2587, 81572), (5174, 40786), (10348, 20393)]