20161853497653

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1232462467}}^1$

素因数の和:1232462537

約数の個数: 32

約数和(自身を含む): 33128591139840

約数和(自身を除く): 12966737642187

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 16359, 1232462467, 3697387401, 8627237269, 23416786873, 25881711807, 50530961147, 70250360619, 151592883441, 163917508111, 353716728029, 491752524333, 960088261793, 1061150184087, 2880264785379, 6720617832551, 20161853497653]

約数ペア:

[(1, 20161853497653), (3, 6720617832551), (7, 2880264785379), (19, 1061150184087), (21, 960088261793), (41, 491752524333), (57, 353716728029), (123, 163917508111), (133, 151592883441), (287, 70250360619), (399, 50530961147), (779, 25881711807), (861, 23416786873), (2337, 8627237269), (5453, 3697387401), (16359, 1232462467)]