19855292

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 35546112

約数和(自身を除く): 15690820

約数列:

[1, 2, 4, 71, 142, 151, 284, 302, 463, 604, 926, 1852, 10721, 21442, 32873, 42884, 65746, 69913, 131492, 139826, 279652, 4963823, 9927646, 19855292]

約数ペア:

[(1, 19855292), (2, 9927646), (4, 4963823), (71, 279652), (142, 139826), (151, 131492), (284, 69913), (302, 65746), (463, 42884), (604, 32873), (926, 21442), (1852, 10721)]