201789208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{3221}}^1$

素因数の和:3459

約数の個数: 32

約数和(自身を含む): 389733120

約数和(自身を除く): 187943912

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 328, 382, 764, 1528, 3221, 6442, 7831, 12884, 15662, 25768, 31324, 62648, 132061, 264122, 528244, 615211, 1056488, 1230422, 2460844, 4921688, 25223651, 50447302, 100894604, 201789208]

約数ペア:

[(1, 201789208), (2, 100894604), (4, 50447302), (8, 25223651), (41, 4921688), (82, 2460844), (164, 1230422), (191, 1056488), (328, 615211), (382, 528244), (764, 264122), (1528, 132061), (3221, 62648), (6442, 31324), (7831, 25768), (12884, 15662)]