18215848

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 41040000

約数和(自身を除く): 22824152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1499, 1519, 1736, 2998, 3038, 5996, 6076, 10493, 11992, 12152, 20986, 41972, 46469, 73451, 83944, 92938, 146902, 185876, 293804, 325283, 371752, 587608, 650566, 1301132, 2276981, 2602264, 4553962, 9107924, 18215848]

約数ペア:

[(1, 18215848), (2, 9107924), (4, 4553962), (7, 2602264), (8, 2276981), (14, 1301132), (28, 650566), (31, 587608), (49, 371752), (56, 325283), (62, 293804), (98, 185876), (124, 146902), (196, 92938), (217, 83944), (248, 73451), (392, 46469), (434, 41972), (868, 20986), (1499, 12152), (1519, 11992), (1736, 10493), (2998, 6076), (3038, 5996)]