19557848

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 18155752

約数列:

[1, 2, 4, 8, 53, 106, 193, 212, 239, 386, 424, 478, 772, 956, 1544, 1912, 10229, 12667, 20458, 25334, 40916, 46127, 50668, 81832, 92254, 101336, 184508, 369016, 2444731, 4889462, 9778924, 19557848]

約数ペア:

[(1, 19557848), (2, 9778924), (4, 4889462), (8, 2444731), (53, 369016), (106, 184508), (193, 101336), (212, 92254), (239, 81832), (386, 50668), (424, 46127), (478, 40916), (772, 25334), (956, 20458), (1544, 12667), (1912, 10229)]