19782664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5483}}^1$

素因数の和:5541

約数の個数: 32

約数和(自身を含む): 41459040

約数和(自身を除く): 21676376

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5483, 10966, 21932, 43864, 60313, 120626, 224803, 241252, 449606, 482504, 899212, 1798424, 2472833, 4945666, 9891332, 19782664]

約数ペア:

[(1, 19782664), (2, 9891332), (4, 4945666), (8, 2472833), (11, 1798424), (22, 899212), (41, 482504), (44, 449606), (82, 241252), (88, 224803), (164, 120626), (328, 60313), (451, 43864), (902, 21932), (1804, 10966), (3608, 5483)]