20122012

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{503}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 36027936

約数和(自身を除く): 15905924

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 503, 548, 1006, 2012, 10001, 20002, 36719, 40004, 68911, 73438, 137822, 146876, 275644, 5030503, 10061006, 20122012]

約数ペア:

[(1, 20122012), (2, 10061006), (4, 5030503), (73, 275644), (137, 146876), (146, 137822), (274, 73438), (292, 68911), (503, 40004), (548, 36719), (1006, 20002), (2012, 10001)]