204563008

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{18913}}^1$

素因数の和:18951

約数の個数: 42

約数和(自身を含む): 439580274

約数和(自身を除く): 235017266

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 18913, 37826, 75652, 151304, 245869, 302608, 491738, 605216, 983476, 1210432, 1966952, 3196297, 3933904, 6392594, 7867808, 12785188, 15735616, 25570376, 51140752, 102281504, 204563008]

約数ペア:

[(1, 204563008), (2, 102281504), (4, 51140752), (8, 25570376), (13, 15735616), (16, 12785188), (26, 7867808), (32, 6392594), (52, 3933904), (64, 3196297), (104, 1966952), (169, 1210432), (208, 983476), (338, 605216), (416, 491738), (676, 302608), (832, 245869), (1352, 151304), (2704, 75652), (5408, 37826), (10816, 18913)]