19402590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 48188304

約数和(自身を除く): 28785714

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 673, 930, 961, 1346, 1922, 2019, 2883, 3365, 4038, 4805, 5766, 6730, 9610, 10095, 14415, 20190, 20863, 28830, 41726, 62589, 104315, 125178, 208630, 312945, 625890, 646753, 1293506, 1940259, 3233765, 3880518, 6467530, 9701295, 19402590]

約数ペア:

[(1, 19402590), (2, 9701295), (3, 6467530), (5, 3880518), (6, 3233765), (10, 1940259), (15, 1293506), (30, 646753), (31, 625890), (62, 312945), (93, 208630), (155, 125178), (186, 104315), (310, 62589), (465, 41726), (673, 28830), (930, 20863), (961, 20190), (1346, 14415), (1922, 10095), (2019, 9610), (2883, 6730), (3365, 5766), (4038, 4805)]