20573732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1621}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 38149440

約数和(自身を除く): 17575708

約数列:

[1, 2, 4, 19, 38, 76, 167, 334, 668, 1621, 3173, 3242, 6346, 6484, 12692, 30799, 61598, 123196, 270707, 541414, 1082828, 5143433, 10286866, 20573732]

約数ペア:

[(1, 20573732), (2, 10286866), (4, 5143433), (19, 1082828), (38, 541414), (76, 270707), (167, 123196), (334, 61598), (668, 30799), (1621, 12692), (3173, 6484), (3242, 6346)]