19696072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 42456960

約数和(自身を除く): 22760888

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 53, 82, 88, 103, 106, 164, 206, 212, 328, 412, 424, 451, 583, 824, 902, 1133, 1166, 1804, 2173, 2266, 2332, 3608, 4223, 4346, 4532, 4664, 5459, 8446, 8692, 9064, 10918, 16892, 17384, 21836, 23903, 33784, 43672, 46453, 47806, 60049, 92906, 95612, 120098, 185812, 191224, 223819, 240196, 371624, 447638, 480392, 895276, 1790552, 2462009, 4924018, 9848036, 19696072]

約数ペア:

[(1, 19696072), (2, 9848036), (4, 4924018), (8, 2462009), (11, 1790552), (22, 895276), (41, 480392), (44, 447638), (53, 371624), (82, 240196), (88, 223819), (103, 191224), (106, 185812), (164, 120098), (206, 95612), (212, 92906), (328, 60049), (412, 47806), (424, 46453), (451, 43672), (583, 33784), (824, 23903), (902, 21836), (1133, 17384), (1166, 16892), (1804, 10918), (2173, 9064), (2266, 8692), (2332, 8446), (3608, 5459), (4223, 4664), (4346, 4532)]