18261892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 18316412

約数列:

[1, 2, 4, 11, 22, 41, 44, 53, 82, 106, 164, 191, 212, 382, 451, 583, 764, 902, 1166, 1804, 2101, 2173, 2332, 4202, 4346, 7831, 8404, 8692, 10123, 15662, 20246, 23903, 31324, 40492, 47806, 86141, 95612, 111353, 172282, 222706, 344564, 415043, 445412, 830086, 1660172, 4565473, 9130946, 18261892]

約数ペア:

[(1, 18261892), (2, 9130946), (4, 4565473), (11, 1660172), (22, 830086), (41, 445412), (44, 415043), (53, 344564), (82, 222706), (106, 172282), (164, 111353), (191, 95612), (212, 86141), (382, 47806), (451, 40492), (583, 31324), (764, 23903), (902, 20246), (1166, 15662), (1804, 10123), (2101, 8692), (2173, 8404), (2332, 7831), (4202, 4346)]