18900596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 39287808

約数和(自身を除く): 20387212

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 173, 191, 286, 346, 382, 572, 692, 764, 1903, 2101, 2249, 2483, 3806, 4202, 4498, 4966, 7612, 8404, 8996, 9932, 24739, 27313, 33043, 49478, 54626, 66086, 98956, 109252, 132172, 363473, 429559, 726946, 859118, 1453892, 1718236, 4725149, 9450298, 18900596]

約数ペア:

[(1, 18900596), (2, 9450298), (4, 4725149), (11, 1718236), (13, 1453892), (22, 859118), (26, 726946), (44, 429559), (52, 363473), (143, 132172), (173, 109252), (191, 98956), (286, 66086), (346, 54626), (382, 49478), (572, 33043), (692, 27313), (764, 24739), (1903, 9932), (2101, 8996), (2249, 8404), (2483, 7612), (3806, 4966), (4202, 4498)]