19018950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1231}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 47663616

約数和(自身を除く): 28644666

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 618, 1030, 1231, 1545, 2462, 2575, 3090, 3693, 5150, 6155, 7386, 7725, 12310, 15450, 18465, 30775, 36930, 61550, 92325, 126793, 184650, 253586, 380379, 633965, 760758, 1267930, 1901895, 3169825, 3803790, 6339650, 9509475, 19018950]

約数ペア:

[(1, 19018950), (2, 9509475), (3, 6339650), (5, 3803790), (6, 3169825), (10, 1901895), (15, 1267930), (25, 760758), (30, 633965), (50, 380379), (75, 253586), (103, 184650), (150, 126793), (206, 92325), (309, 61550), (515, 36930), (618, 30775), (1030, 18465), (1231, 15450), (1545, 12310), (2462, 7725), (2575, 7386), (3090, 6155), (3693, 5150)]