20199762108

素因数分解:

$2^2\times 3^2\times {\mathrm{561104503}}^1$

素因数の和:561104513

約数の個数: 18

約数和(自身を含む): 51060509864

約数和(自身を除く): 30860747756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561104503, 1122209006, 1683313509, 2244418012, 3366627018, 5049940527, 6733254036, 10099881054, 20199762108]

約数ペア:

[(1, 20199762108), (2, 10099881054), (3, 6733254036), (4, 5049940527), (6, 3366627018), (9, 2244418012), (12, 1683313509), (18, 1122209006), (36, 561104503)]