19661346

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{4091}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 44193600

約数和(自身を除く): 24532254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4091, 4806, 8182, 12273, 24546, 36819, 73638, 110457, 220914, 364099, 728198, 1092297, 2184594, 3276891, 6553782, 9830673, 19661346]

約数ペア:

[(1, 19661346), (2, 9830673), (3, 6553782), (6, 3276891), (9, 2184594), (18, 1092297), (27, 728198), (54, 364099), (89, 220914), (178, 110457), (267, 73638), (534, 36819), (801, 24546), (1602, 12273), (2403, 8182), (4091, 4806)]