19509642

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 45264960

約数和(自身を除く): 25755318

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 103, 153, 206, 306, 309, 618, 619, 927, 1238, 1751, 1854, 1857, 3502, 3714, 5253, 5571, 10506, 10523, 11142, 15759, 21046, 31518, 31569, 63138, 63757, 94707, 127514, 189414, 191271, 382542, 573813, 1083869, 1147626, 2167738, 3251607, 6503214, 9754821, 19509642]

約数ペア:

[(1, 19509642), (2, 9754821), (3, 6503214), (6, 3251607), (9, 2167738), (17, 1147626), (18, 1083869), (34, 573813), (51, 382542), (102, 191271), (103, 189414), (153, 127514), (206, 94707), (306, 63757), (309, 63138), (618, 31569), (619, 31518), (927, 21046), (1238, 15759), (1751, 11142), (1854, 10523), (1857, 10506), (3502, 5571), (3714, 5253)]